若直角三角形的两条边长为a、b,且满足(a﹣4)2+
=0,则该直角三角形的第三条边长为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/082da64a5ece73b4ef9c5c9ef1ffff35.png)
更新时间:2019-03-13 23:34:55
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【推荐1】如图是钉板示意图,每相邻4个钉点是边长为1个单位长度的小正方形顶点,钉点A,B的连线与钉点C,D的连线交于点
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______ .
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______ .
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(1)
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(2)
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(3)
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【推荐2】如图,菱形
的边长为5,对角线
为8,以顶点
为圆心,2为半径画圆,点
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与圆
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