Polygon Angle Theorems: N = 3 (triangle) through N = 8 (octagon). Dynamic & modifiable illustrators (w/o words): https://t.co/9rPS0hGhQs. (BGM: @DJKennethA). @geogebra @ATOMICMath @AMTNYS @CAMathCouncil #MTBoS #ITeachMath #math #maths #geometry #algebra #MSMath #HSMath #EdTech pic.twitter.com/MmaFGMW00S
— Tim Brzezinski (@TimBrzezinski) April 29, 2019