SolveMyMaths Action 3A!

主題：面積

Creation of this applet was inspired by a tweet from Ed Southall (Solve My Maths). In the regular hexagon below, how can you formally prove that the area of the original triangle and parallelogram are equal?

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Mr. Smith's: Area of a Trapezoid
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reference angles
TRANSLASI SEGI-N
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圖
二次函數
乘法
向量
整數

SolveMyMaths Action 3A!

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