Explore the inner angle sum of polygons(Q&A) by Bichan CHEN https://padlet.com/bc30349/v00xtl2ynkdu en-us 2018-11-09 02:48:08 UTC 2025-11-21 13:55:50 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Rocket.png Any questions for this class? bc30349 https://padlet.com/bc30349/v00xtl2ynkdu/wish/302409799 2018-11-09 02:48:08 UTC https://padlet.com/bc30349/v00xtl2ynkdu/wish/302409799 What do you learn form this class? bc30349 https://padlet.com/bc30349/v00xtl2ynkdu/wish/302409800 2018-11-09 02:48:08 UTC https://padlet.com/bc30349/v00xtl2ynkdu/wish/302409800 Any other methods to verify the guess of students? bc30349 https://padlet.com/bc30349/v00xtl2ynkdu/wish/302409802 2018-11-09 02:48:08 UTC https://padlet.com/bc30349/v00xtl2ynkdu/wish/302409802