Maths Activity by IX-B-VanshikaRathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j FORMULAS en-us 2020-08-17 15:08:42 UTC 2020-08-18 17:14:13 UTC hello@padlet.com https://padlet.net/icons/png/1f4d8.png RECTANGLE ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682909572
  • area-length × width
  • perimeter-2 × (length + width)



    • ]]>     2020-08-17 15:11:47 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682909572     SQUARE ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682964656
  • area- side2
  • perimeter- 4×side

    • ]]>     2020-08-17 15:32:41 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682964656     CIRCLE ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682968400
  • area-πr2
  • perimeter-2πr


    • ]]>     2020-08-17 15:33:58 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682968400     PARALLELOGRAM ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682982508
  • area-base × height
  • perimeter-2 × (side1 + side2)

    • ]]>     2020-08-17 15:38:58 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682982508     CUBOID ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682992272
  • T.S.A-2(lb + bh +lh)
  • L.S.A-2h(l + b)
  • VOLUME-lbh



    • ]]>     2020-08-17 15:42:12 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682992272     CUBE ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682996789
  • T.S.A-6a2
  • L.S.A-4a2
  • VOLUME-a3



    • ]]>     2020-08-17 15:43:35 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682996789     RIGHT CIRCULAR CYLINDER ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682997648
  • T.S.A-2πr(h+r)
  • C.S.A-2πrh
  • VOLUME-πr2h
    • ]]>     2020-08-17 15:43:51 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682997648     SPHERE ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682998746
  • C.S.A- 4×(πr2)
  • VOLUME-(4/3)πr3


    • ]]>     2020-08-17 15:44:11 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/682998746     RIGHT CIRCULAR CONE ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/683001373
  • T.S.A- πr(l+r)
  • C.S.A- πrl 
  • l2= h2+r2 (L=SLANT HEIGHT)
  • VOLUME-(1/3)πr2h
    • ]]>     2020-08-17 15:45:03 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/683001373     HEMISPHERE ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/683002015
  • T.S.A-3πr2
  • L.S.A-2πr2
  • VOLUME-2/3×(πr3)

    • ]]>     2020-08-17 15:45:15 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/683002015     ALGEBRIC IDENTITIES ixbvanshikarathore https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/683211920
  • Identity I: (a + b)2 = a2 + 2ab + b2
  • Identity II: (a – b)2 = a2 – 2ab + b2
  • Identity III: a2 – b2= (a + b)(a – b)
  • Identity IV: (x + a)(x + b) = x2 + (a + b) x + ab
  • Identity V: (a + b + c)2 = a2 + b2 + c2 + 2ab + 2bc + 2ca
  • Identity VI: (a + b)3 = a3 + b3 + 3ab (a + b)
  • Identity VII: (a – b)3 = a3 – b3 – 3ab (a – b)
  • Identity VIII: a3 + b3 + c3 – 3abc = (a + b + c)(a2 + b2 + c2 – ab – bc – ca)
    • ]]>     2020-08-17 16:58:22 UTC https://padlet.com/ixbvanshikarathore/r4968o0kj8hvwm7j/wish/683211920