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三角形三边等345能知道角度吗

更新时间: 2020-09-16 00:00:00     

通过勾股定理,是一个基本的几何定理,指直角三角形的两条直角边的平方和等于斜边的平方。中国古代称直角三角形为勾股形,并且直角边中较小者为勾,另一长直角边为股,斜边为弦为三角形三边为345,因为三边为345,所以可以得出。

关键词: 三角形 三边 知道 角度

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