PMC 2014-15 Q6

Author:Arthur Lee, Anthony OR 柯志明

The area of the square (which consists of 3 triangles) is 8 cm^2. The triangles can be rearranged by dragging the red dots to make a rectangle. What will be the perimeter of that rectangle?

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錐體建築師
球體建築師
柱體建築師
【案例】圆柱体内放置一个大球六个小球
畫出對稱圖形

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