勾股定理 - 八下 - 17 Flashcards by Zhiyuan Zhuang | Brainscape

Q

直角三角形的三边的长有什么特殊的关系?

A

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Q

赵爽证明勾股定理运用了什么思想方法?

A

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Q

已知一个三角形的三边长, 怎样判断它是不是直角三角形? 你作出判断的依据是什么?

A

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Q

证明勾股定理的逆定理运用了什么方法?

A

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Q

一个命题成立, 它的逆命题未必成立. 请举例说明.

A

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