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Sum of Squares & Perfect Square 平方和與完全平方
Author:
Alex CHIK
Topic:
Square
改動
和
的值。將面積是
與
的兩個小正方形放入面積是
的大正方形之內。 不重疊部分的面積是多少?你能說出
與
有甚麼關係嗎?
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