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GeoGebra Klaslokaal

畢氏定理：證明

Auteur:Anthony OR 柯志明, Steve Phelps

拖拉滑杆，看看黃色部份的面積。 a, b 和 c 有甚麼關係？

Acknowledgement: Adapted from "Proof Without Words" by Steve Phelps.

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