<?xml version="1.0"?>
<rss version="2.0">
   <channel>
      <title>Math 9 _ KHOI by </title>
      <link>https://padlet.com/MsFuu/joymath9</link>
      <description>Made with a curious mind</description>
      <language>en-us</language>
      <pubDate>2021-03-21 09:33:10 UTC</pubDate>
      <lastBuildDate>2026-03-11 02:25:47 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
      <image>
         <url>https://padlet.net/icons/8.0/svg/1f604.svg</url>
      </image>
      <item>
         <title>Bài 1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/1334006808</link>
         <description><![CDATA[<p>Đưa thừa số ra ngoài dấu căn</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/3e2db94c2fa083410722f26c49077181/image.png" />
         <pubDate>2021-03-21 09:35:29 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/1334006808</guid>
      </item>
      <item>
         <title>Bài 2</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/1334009004</link>
         <description><![CDATA[<p>Đưa thừa số ra ngoài dấu căn</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/b87ef6960d9f455133303e452813a38c/image.png" />
         <pubDate>2021-03-21 09:36:38 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/1334009004</guid>
      </item>
      <item>
         <title>Bài 3</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3534631500</link>
         <description><![CDATA[<p>Đưa thừa số ra ngoài dấu căn</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/f7a19df32f3f0fe8957f5c382f5de567/image.png" />
         <pubDate>2025-08-04 01:23:40 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3534631500</guid>
      </item>
      <item>
         <title>Bài 4</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3534634513</link>
         <description><![CDATA[<p>Rút gọn</p><p>Note: đưa thừa số ra ngoài dấu căn rồi mới rút gọn</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/f590ba4b6561399949734c86f5885fbc/image.png" />
         <pubDate>2025-08-04 01:26:58 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3534634513</guid>
      </item>
      <item>
         <title>Bài 5</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3534634572</link>
         <description><![CDATA[<p>Rút gọn</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/faccf15baf60380895cdce64bd840833/image.png" />
         <pubDate>2025-08-04 01:27:04 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3534634572</guid>
      </item>
      <item>
         <title>Bài 6</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3534650205</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/9ff89e7b9b441725d866dba3ef148709/image.png" />
         <pubDate>2025-08-04 01:50:41 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3534650205</guid>
      </item>
      <item>
         <title>Bài 1: sử dụng so sánh kép</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3535453201</link>
         <description><![CDATA[<ol><li><p>Kim càng lớn tuổi, cô ấy càng trở nên sâu sắc hơn.</p></li><li><p>Nhạc càng lớn, đám đông càng trở nên phấn khích.</p></li><li><p>Hướng dẫn càng rõ ràng, công việc càng trở nên dễ dàng hơn.</p></li><li><p>Hàng ở cửa hàng càng dài, tôi càng trở nên thiếu kiên nhẫn.</p></li><li><p>Thời tiết càng khô, mẹ tôi càng cảm thấy khát hơn.</p></li><li><p>Băng càng mỏng, việc đi trên đó càng trở nên nguy hiểm.</p></li><li><p>Thang máy càng đông người, tôi càng cảm thấy khó chịu.</p></li><li><p>Nhà hàng càng đắt tiền, đồ ăn càng ngon.</p></li></ol>]]></description>
         <enclosure url="" />
         <pubDate>2025-08-05 01:41:11 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3535453201</guid>
      </item>
      <item>
         <title>Bài 1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3536462322</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/c7a3bac0d37bb4e02e786236530b2ece/image.png" />
         <pubDate>2025-08-06 01:55:23 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3536462322</guid>
      </item>
      <item>
         <title>Bài 2</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3536462816</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/879ae3776ab7dfeab42efdbd2ca86f71/image.png" />
         <pubDate>2025-08-06 01:56:01 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3536462816</guid>
      </item>
      <item>
         <title>Bài 3</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3536463593</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/4c8e5ef28af0d26ef4b292c711e8c6c1/image.png" />
         <pubDate>2025-08-06 01:56:51 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3536463593</guid>
      </item>
      <item>
         <title>Bài 4</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3536470064</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/5e1a8da65e0cafe61ea0e510b0169c8f/image.png" />
         <pubDate>2025-08-06 02:04:05 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3536470064</guid>
      </item>
      <item>
         <title>Bài 2: Nghe và điền từ</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3537365628</link>
         <description><![CDATA[<p>Bài nghe 1</p><p><br></p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/342399ab6407b1d1e5818b027b2e8ceb/Lis_1.mp3" />
         <pubDate>2025-08-07 01:47:45 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3537365628</guid>
      </item>
      <item>
         <title>Bài 3: Nghe và điền từ</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3537374253</link>
         <description><![CDATA[<p>Bài nghe 2</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/4576c77fb11b6c935437becfd726126c/Lis_2.mp3" />
         <pubDate>2025-08-07 01:58:56 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3537374253</guid>
      </item>
      <item>
         <title>Bài 4: Nghe và điền từ</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3539566582</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/2e10880d9aaf137c7f27c496068c7075/Lis_3.mp3" />
         <pubDate>2025-08-11 01:58:04 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3539566582</guid>
      </item>
      <item>
         <title>Bài 5: Nghe và điền từ</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3540433043</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/04143e119d08fa5565ad85865624948c/Lis_4.mp3" />
         <pubDate>2025-08-11 14:18:21 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3540433043</guid>
      </item>
      <item>
         <title>Lis 123 special</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3540442750</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/ea80368e29f24702a919125ffa7faa8b/image.png" />
         <pubDate>2025-08-11 14:29:12 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3540442750</guid>
      </item>
      <item>
         <title>Wr_123</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3540454168</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/8b935a0a433373fded988e0bb6a63090/image.png" />
         <pubDate>2025-08-11 14:41:28 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3540454168</guid>
      </item>
      <item>
         <title>Bài 6.1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3542847213</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/d8418c7dc4ffb9fde40f3545f86400c4/lis_5.mp3" />
         <pubDate>2025-08-14 00:52:14 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3542847213</guid>
      </item>
      <item>
         <title>Bài 6.2</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3542848333</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/7434512cd08991ea5ff567af4b449698/lis_6.mp3" />
         <pubDate>2025-08-14 00:53:43 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3542848333</guid>
      </item>
      <item>
         <title></title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3545690806</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/af286b3637553527dd7e79bb2f13f27f/T9____ng_tr_n_tr_c_nghi_m.docx" />
         <pubDate>2025-08-18 02:03:59 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3545690806</guid>
      </item>
      <item>
         <title>Bài 7</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3547709566</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/e046fd1ddc879003aacf9135fd31538a/lis_7.mp3" />
         <pubDate>2025-08-19 14:42:44 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3547709566</guid>
      </item>
      <item>
         <title>D1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3549084842</link>
         <description><![CDATA[<p>nghe</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/5f1229a5c85b6cdedd24319e8964d506/lis_d1.mp3" />
         <pubDate>2025-08-20 14:47:53 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3549084842</guid>
      </item>
      <item>
         <title>D2</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3549109789</link>
         <description><![CDATA[<p>nghe</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/6f9d29f691f8d8ec420b3f18da188178/lis_d2.mp3" />
         <pubDate>2025-08-20 15:06:51 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3549109789</guid>
      </item>
      <item>
         <title>D3</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3549124198</link>
         <description><![CDATA[<p>nghe</p><p><br/></p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/384bd258e5e24632d9338d8da3ea4af0/lis_d3.mp3" />
         <pubDate>2025-08-20 15:19:29 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3549124198</guid>
      </item>
      <item>
         <title>D1 new</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3549972507</link>
         <description><![CDATA[<p>lis d1 new</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/56bb1d91b6229d20e73fbbe1ad134cd6/d1_new.mp3" />
         <pubDate>2025-08-21 06:14:04 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3549972507</guid>
      </item>
      <item>
         <title>D2 new</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3549975863</link>
         <description><![CDATA[<p>nghe</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/82631d2eaa48f9d91b9ac7b9e31101dc/d2_new.mp3" />
         <pubDate>2025-08-21 06:17:13 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3549975863</guid>
      </item>
      <item>
         <title>D3 new</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3549982263</link>
         <description><![CDATA[<p>nghe</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/6e9249023317fe75a84eeaef23d17ba4/d3_new.mp3" />
         <pubDate>2025-08-21 06:20:31 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3549982263</guid>
      </item>
      <item>
         <title>1.1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3556230515</link>
         <description><![CDATA[<p><br></p><p><br></p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/e5302d2b05d4537662687c97680cabd6/image.png" />
         <pubDate>2025-08-27 01:26:26 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3556230515</guid>
      </item>
      <item>
         <title>1.2</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3556239110</link>
         <description><![CDATA[<p>Cho đường tròn (O). Các dây AB và CD bằng nhau, các tia BA và DC cắt nhau tại điểm M nằm bên ngoài đường tròn. Gọi 𝐻,𝐾 lần lượt là trung điểm của AB và CD . Chứng minh rằng MA=MC</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/06411a0d30e8fdd613cd9dfd6bfe3118/image.png" />
         <pubDate>2025-08-27 01:31:03 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3556239110</guid>
      </item>
      <item>
         <title>ĐỊNH LÝ</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3556252668</link>
         <description><![CDATA[<p><strong><mark>Định lý về đường kính và dây cung</mark></strong> nêu lên mối quan hệ giữa đường kính, dây cung và tâm đường tròn: </p><p>1/ <strong><mark>Đường kính vuông góc với dây cung</mark> thì chia dây cung đó thành hai phần bằng nhau, </strong></p><p><br></p><p><strong>2/ <mark>Đường kính đi qua trung điểm của một dây cung</mark> không đi qua tâm thì sẽ vuông góc với dây cung đó</strong>.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/f05a306ba11d7a758cbdccd2da3c3e31/image.png" />
         <pubDate>2025-08-27 01:38:43 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3556252668</guid>
      </item>
      <item>
         <title>1.3</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3556257671</link>
         <description><![CDATA[<p> Tâm 𝑂 cùa một đường tròn (cách dây AB của nó một khoảng 3 cm. Tính bán kính của đường tròn (O), biết rằng cung nhỏ AB có số đo bằng 100<sup>∘</sup> (làm tròn kết quả đến hàng phần mười</p>]]></description>
         <enclosure url="" />
         <pubDate>2025-08-27 01:41:39 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3556257671</guid>
      </item>
      <item>
         <title>1.4</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3556258874</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/0e2eaf9e246af9116885152abfa9b7aa/image.png" />
         <pubDate>2025-08-27 01:42:24 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3556258874</guid>
      </item>
      <item>
         <title>R1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3556760954</link>
         <description><![CDATA[<p>dịch</p><p><br/></p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/44053115c2e92b79dfcf22a81da9b49a/image.png" />
         <pubDate>2025-08-27 07:37:06 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3556760954</guid>
      </item>
      <item>
         <title>S1 </title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3557029763</link>
         <description><![CDATA[<p>nghe</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/74a937ee3c3cdce0f75922641f37eb28/S1_sbt.mp3" />
         <pubDate>2025-08-27 12:44:16 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3557029763</guid>
      </item>
      <item>
         <title>các loại đường tròn</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565882718</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/b96ee5bb2949d9eeaa036f2751349b2f/image.png" />
         <pubDate>2025-09-03 01:17:47 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565882718</guid>
      </item>
      <item>
         <title>tính chất đường nối tâm</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565888653</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/03c83e76be464c9f4d63b8d6b6f7d722/image.png" />
         <pubDate>2025-09-03 01:20:32 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565888653</guid>
      </item>
      <item>
         <title>tiếp tuyến chung của 2 Đường tròn</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565892958</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/634e282c3dba85121f7f5406948919be/image.png" />
         <pubDate>2025-09-03 01:22:31 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565892958</guid>
      </item>
      <item>
         <title>Các loại góc</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565896256</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/f9a7b479d7eef27e5761beae4d35159a/image.png" />
         <pubDate>2025-09-03 01:24:01 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565896256</guid>
      </item>
      <item>
         <title>Góc ở tâm - số đo CUNG</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565907206</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/c5e6ab0eb1d0dbf63a916cd6ec0d0a25/image.png" />
         <pubDate>2025-09-03 01:29:05 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565907206</guid>
      </item>
      <item>
         <title>Góc Nội Tiếp</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565908948</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/f6668ae43e315d85b57460a9c8c2d585/image.png" />
         <pubDate>2025-09-03 01:29:54 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565908948</guid>
      </item>
      <item>
         <title>Liên hệ giữa CUNG và DÂY</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565910873</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/93d99e325ab1eb1434564e64dd7a2388/image.png" />
         <pubDate>2025-09-03 01:30:46 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565910873</guid>
      </item>
      <item>
         <title>góc tạo bởi TIA TIẾP TUYẾN &amp; DÂY CUNG</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565913859</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/372ffc2f50be0429f13ec8bc8e025702/image.png" />
         <pubDate>2025-09-03 01:32:09 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565913859</guid>
      </item>
      <item>
         <title>GÓC có đỉnh bên trong/ngoài Đtron</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565916502</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/40eeb8c97af9b956296be5e5455ca89c/image.png" />
         <pubDate>2025-09-03 01:33:36 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565916502</guid>
      </item>
      <item>
         <title>Độ dài Đtron - Cung tròn</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565918383</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/4b6391ff3dbe06ccfd0626c340769139/image.png" />
         <pubDate>2025-09-03 01:34:34 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565918383</guid>
      </item>
      <item>
         <title>Tứ giác nội tiếp</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565927677</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/82386bc252bb695c8df36a2fb2e19f72/image.png" />
         <pubDate>2025-09-03 01:39:08 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565927677</guid>
      </item>
      <item>
         <title>đtron ngoại tiếp tam giác</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565954171</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/b596d3670bb12c32e60c2a138175f758/image.png" />
         <pubDate>2025-09-03 01:53:30 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565954171</guid>
      </item>
      <item>
         <title>Tiếp tuyến</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3565961432</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/5a128f645769ba87e7808837f874a252/image.png" />
         <pubDate>2025-09-03 01:57:13 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3565961432</guid>
      </item>
      <item>
         <title>Bài 8</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3566552908</link>
         <description><![CDATA[<p>Lis 8</p><p><br/></p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/8f4708c331201df09a8109f5bac0c4b0/lis_8.mp3" />
         <pubDate>2025-09-03 07:55:50 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3566552908</guid>
      </item>
      <item>
         <title>start</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3567861342</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/f08d43412b2fc3b23f30cfe4f4872ebc/lis_start.mp3" />
         <pubDate>2025-09-04 01:12:10 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3567861342</guid>
      </item>
      <item>
         <title>Câu điều kiện loại 1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3567873126</link>
         <description><![CDATA[<p><strong>If + S + V(s/es), S + will/may/should </strong><em>(+ not)</em><strong>... + V</strong></p><p><strong>If + S + is/am/are </strong><em>(+ not)</em><strong>..., S + will/may/should... + V</strong></p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/5bc03ee47971e29214921bd7a6d6e527/mindmap_conditional1_modal.png" />
         <pubDate>2025-09-04 01:17:50 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3567873126</guid>
      </item>
      <item>
         <title>R free</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3567945297</link>
         <description><![CDATA[<p><strong>How is a well-balanced life important for students?</strong> (Cuộc sống cân bằng tốt quan trọng như thế nào đối với học sinh?)</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/662ab62d311f87e9932722ec79bb700b/image.png" />
         <pubDate>2025-09-04 01:52:17 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3567945297</guid>
      </item>
      <item>
         <title>R1 tb</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3567968602</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/fd713f27dd3ff6033471558f8d3f7735/R1_tb.mp3" />
         <pubDate>2025-09-04 02:03:46 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3567968602</guid>
      </item>
      <item>
         <title></title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3577699169</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/688d9d3b9d78810da1f67fa201e7e3b6/image.png" />
         <pubDate>2025-09-10 07:25:39 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3577699169</guid>
      </item>
      <item>
         <title>S_Hỏi lại câu hỏi</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3577786758</link>
         <description><![CDATA[<p>2. Khi <strong>muốn giúp đỡ hoặc đề nghị hỗ trợ</strong></p><ul><li><p><strong><mark>Sure. How can I help you?</mark></strong> (Tôi có thể giúp gì cho bạn?)</p></li><li><p><strong>Do you need any help?</strong> (Bạn có cần giúp không?)</p></li><li><p><strong>Can I help you with…?</strong> (Tôi có thể giúp bạn việc … không?)</p></li></ul><p>3. Khi <strong>từ chối lịch sự trong mua sắm/nhận hỗ trợ</strong></p><ul><li><p><strong><mark>No, thank you. I’m just </mark>looking…</strong> (Không, cảm ơn. Tôi chỉ … thôi.)</p></li><li><p><strong>I’m just looking / browsing.</strong> (Tôi chỉ xem thôi.)</p></li></ul><p>4. Khi <strong>không hiểu hoặc cần người nói nhắc lại rõ hơn</strong></p><ul><li><p><strong><mark>I beg your pardon?</mark></strong><mark> </mark>(Xin lỗi, tôi chưa nghe/hiểu rõ.)</p></li><li><p><strong>Pardon?</strong> (Xin lỗi?)</p></li><li><p><strong>Sorry?</strong> (Xin lỗi, bạn nói lại được không?)</p></li></ul><p>5. Khi <strong>yêu cầu người khác nhắc lại hướng dẫn</strong></p><ul><li><p><strong><mark>Can you say that again?</mark></strong> (Bạn có thể nói lại không?)</p></li><li><p><strong>Could you repeat that, please?</strong> (Bạn có thể lặp lại không?)</p></li></ul>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/a83235c6052c6fcfedab05ca7600793c/image.png" />
         <pubDate>2025-09-10 08:23:09 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3577786758</guid>
      </item>
      <item>
         <title>W</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3577795970</link>
         <description><![CDATA[<p>tham khảo</p><p><br/></p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/4947e03b3b6ed1b78b21c38b6c345136/image.png" />
         <pubDate>2025-09-10 08:29:21 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3577795970</guid>
      </item>
      <item>
         <title>LIS 1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3582673713</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/830c794f79999f41c07be8fb90e5a224/LIS_1.mp3" />
         <pubDate>2025-09-13 00:06:27 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3582673713</guid>
      </item>
      <item>
         <title>LIS 2</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3582675235</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/300cb543e957adfc350c017636797b13/LIS_2.mp3" />
         <pubDate>2025-09-13 00:10:23 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3582675235</guid>
      </item>
      <item>
         <title>1.5</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3582677715</link>
         <description><![CDATA[<p><strong>Cho B nằm ngoài (O)</strong>. Vẽ 2 tiếp tuyến BA, BC lần lượt tại A,C của (O).<br>a) cm: OB vuông góc với AC</p><p>b) vẽ đường kính &nbsp;AH của (O). cm: OB // CH</p><p>c) đường thẳng đi qua (O) vuông góc với BH cắt AC tại K. cm: HK là tiếp tuyến của (O)</p>]]></description>
         <enclosure url="" />
         <pubDate>2025-09-13 00:16:50 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3582677715</guid>
      </item>
      <item>
         <title>wb B1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3589412317</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/aa225257778c8950eae0b7df04c02cf5/image.png" />
         <pubDate>2025-09-17 08:12:44 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3589412317</guid>
      </item>
      <item>
         <title>TEST</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3590844666</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/76da18d7853c40f8f880d0ba5f0994a0/image.png" />
         <pubDate>2025-09-18 01:20:17 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3590844666</guid>
      </item>
      <item>
         <title>Link quiz</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3590923873</link>
         <description><![CDATA[<p><a rel="noopener noreferrer nofollow" href="https://ai.hotrohoctap.com/student.html">https://ai.hotrohoctap.com/student.html</a> </p><p>E9U3-voc1_ 180908355330</p><p>voc t1_ 180908593056</p><p>voc t2 _ 180909120587</p><p>voc t3 _ 180909145946</p><p><br/></p><p>model verb 1 _ 180909184127</p><p>model verb 2 _ 180909232575</p><p>model verb 3 _<em> </em>180909321319 _ w</p><p>model verb 3 _<em> 180909361054 </em>_ w</p><p><br/></p><p>Read 1 _ 180909291981 </p><p>Read 2 _ 180909383281</p><p><br/></p><p>pronun 1 _<em> 180909511110 </em> _ 180910004290</p>]]></description>
         <enclosure url="" />
         <pubDate>2025-09-18 01:55:18 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3590923873</guid>
      </item>
      <item>
         <title>1.6 dễ</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3591274161</link>
         <description><![CDATA[<p> Cho đường tròn tâm O, đường kính CM. Kẻ tiếp tuyến tại C với đường tròn (O), trên tiếp tuyến lấy A. </p><p>Qua M kẻ đường thẳng song song với OA cắt (O) tại Q. Chứng minh AQ là tiếp tuyến của đường tròn (O)</p>]]></description>
         <enclosure url="" />
         <pubDate>2025-09-18 05:01:58 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3591274161</guid>
      </item>
      <item>
         <title>1.7 Hay</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3608550411</link>
         <description><![CDATA[<p>Cho tam giác ABC cân tại A nội tiếp đường tròn tâm O. Vẽ hình bình hành ABCD. Tiếp</p><p>tuyến tại C của đường tròn cắt đường thẳng AD tại N. Chứng minh rằng</p><p>1/ Đường thẳng AD là tiếp tuyến của đường tròn (O).</p><p>2/ Ba đường thẳng AC, BD và ON cùng đi qua một điểm.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/d7452b6d1bfa2660fe8686b81dd9a734/image.png" />
         <pubDate>2025-09-29 05:05:03 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3608550411</guid>
      </item>
      <item>
         <title>R_free 1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3614808705</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/7f592ed82407c150aa505e348d6bcfcd/image.png" />
         <pubDate>2025-10-02 06:03:38 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3614808705</guid>
      </item>
      <item>
         <title>R_free 2</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3614816032</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/6192389cc384a46dffe88f8158e528b8/image.png" />
         <pubDate>2025-10-02 06:09:11 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3614816032</guid>
      </item>
      <item>
         <title></title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3625151698</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/ee30bfb387a41971377f8be6050ead54/lis3_s1.mp4" />
         <pubDate>2025-10-09 11:36:49 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3625151698</guid>
      </item>
      <item>
         <title>R_free 3</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3635162399</link>
         <description><![CDATA[<p>Fill:</p><ul><li><p><a rel="noopener noreferrer nofollow" href="https://ta.padlet.com/fill-in-the-blank/60Kmgeb9j7/play">https://ta.padlet.com/fill-in-the-blank/60Kmgeb9j7/play</a></p></li><li><p><a rel="noopener noreferrer nofollow" href="https://ta.padlet.com/fill-in-the-blank/3qpAy6bwpD/play">https://ta.padlet.com/fill-in-the-blank/3qpAy6bwpD/play</a></p></li><li><p><a rel="noopener noreferrer nofollow" href="https://ta.padlet.com/fill-in-the-blank/aBKQqv1bKZ/play">https://ta.padlet.com/fill-in-the-blank/aBKQqv1bKZ/play</a></p></li></ul>]]></description>
         <enclosure url="" />
         <pubDate>2025-10-16 05:07:54 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3635162399</guid>
      </item>
      <item>
         <title>R_free 4</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3635234301</link>
         <description><![CDATA[<p><strong><mark>multiple choice: </mark></strong><a rel="noopener noreferrer nofollow" href="https://ta.padlet.com/multiple-choice/nwrWbRvlKl/play">https://ta.padlet.com/multiple-choice/nwrWbRvlKl/play</a></p><p><strong><mark>Fill</mark></strong>:</p><p><a rel="noopener noreferrer nofollow" href="https://ta.padlet.com/fill-in-the-blank/xVK34VZyrn/play">https://ta.padlet.com/fill-in-the-blank/xVK34VZyrn/play</a></p><p><a rel="noopener noreferrer nofollow" href="https://ta.padlet.com/fill-in-the-blank/RVjBAGddrJ/play">https://ta.padlet.com/fill-in-the-blank/RVjBAGddrJ/play</a></p><p><strong><mark>Flash card: </mark></strong></p><p><a rel="noopener noreferrer nofollow" href="https://ta.padlet.com/flashcards/zqrvg4YNj1/play">https://ta.padlet.com/flashcards/zqrvg4YNj1/play</a></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-10-16 05:48:17 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3635234301</guid>
      </item>
      <item>
         <title>Dạng 1. Viết bất đẳng thức và một số yếu tố liên quan</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3646837794</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/2c87e126ddf1cf055d28c1e9f90231a7/image.png" />
         <pubDate>2025-10-23 06:03:28 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3646837794</guid>
      </item>
      <item>
         <title>Dạng 2. Chứng minh bất đẳng thức</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3646841779</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/7588e5867339b82c0ffdf2934ae6c0c9/image.png" />
         <pubDate>2025-10-23 06:06:13 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3646841779</guid>
      </item>
      <item>
         <title>Dạng 4. Bài toán thực tế
</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3646853463</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/715de5527fc965482dc717ba9181648b/image.png" />
         <pubDate>2025-10-23 06:12:13 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3646853463</guid>
      </item>
      <item>
         <title>Giải BPT</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3646855793</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/223104c49df5ad5a2bf12e12ede2737e/image.png" />
         <pubDate>2025-10-23 06:13:36 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3646855793</guid>
      </item>
      <item>
         <title>Giải bài toán bằng cách lập BPT</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3646856082</link>
         <description><![CDATA[]]></description>
         <enclosure url="" />
         <pubDate>2025-10-23 06:13:49 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3646856082</guid>
      </item>
      <item>
         <title>Trắc nghiệm</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3667212210</link>
         <description><![CDATA[<p><a rel="noopener noreferrer nofollow" href="https://vietjack.com/toan-9-ct/trac-nghiem-bai-tap-cuoi-chuong-5.jsp">1/ https://vietjack.com/toan-9-ct/trac-nghiem-bai-tap-cuoi-chuong-5.jsp</a></p><p>2/ <a rel="noopener noreferrer nofollow" href="https://tech12h.com/bai-hoc/trac-nghiem-toan-9-chan-troi-bai-1-duong-tron">https://tech12h.com/bai-hoc/trac-nghiem-toan-9-chan-troi-bai-1-duong-tron</a></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-11-05 04:38:09 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3667212210</guid>
      </item>
      <item>
         <title>Review 123</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3674798970</link>
         <description><![CDATA[<p><a rel="noopener noreferrer nofollow" href="https://padlet.com/nnphuong/e9_review123-qnmxao7o8gdtkwje">https://padlet.com/nnphuong/e9_review123-qnmxao7o8gdtkwje</a></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-11-10 06:50:06 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3674798970</guid>
      </item>
      <item>
         <title>Review 456</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3674799886</link>
         <description><![CDATA[<p><a rel="noopener noreferrer nofollow" href="https://padlet.com/nnphuong/e9review456-iyd7szxw6qdlr0b1">https://padlet.com/nnphuong/e9review456-iyd7szxw6qdlr0b1</a></p>]]></description>
         <enclosure url="" />
         <pubDate>2025-11-10 06:50:51 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3674799886</guid>
      </item>
      <item>
         <title>3.1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3700542910</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/51e4cc5613ea8bed7e4c8eeefd185d43/image.png" />
         <pubDate>2025-11-27 04:49:36 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3700542910</guid>
      </item>
      <item>
         <title>3.2</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3700557627</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/401a62ff2764ea6cb805644e362877b5/image.png" />
         <pubDate>2025-11-27 04:59:13 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3700557627</guid>
      </item>
      <item>
         <title>3.3 (tam giác)</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3700568690</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/7c9f0119ded92b9bb44007370cb1593b/image.png" />
         <pubDate>2025-11-27 05:05:48 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3700568690</guid>
      </item>
      <item>
         <title>3.4 </title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3700586616</link>
         <description><![CDATA[<p>2 góc nội tiếp cùng chắn 1 cung</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/458601982/303b6de2527f85a8ad882114361bcfb1/image.png" />
         <pubDate>2025-11-27 05:17:57 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3700586616</guid>
      </item>
      <item>
         <title>test 1</title>
         <author>MsFuu</author>
         <link>https://padlet.com/MsFuu/joymath9/wish/3700613256</link>
         <description><![CDATA[]]></description>
         <enclosure url="" />
         <pubDate>2025-11-27 05:40:25 UTC</pubDate>
         <guid>https://padlet.com/MsFuu/joymath9/wish/3700613256</guid>
      </item>
   </channel>
</rss>
