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如何做一条线段的垂线
更新时间: 2020-07-01 00:00:00  

1、以这条线段的两个端点为圆心,以大于线段长度的一半为半径画弧, 两弧交于两点;

2、过这两点作直线,则这条直线就是已知线段的垂直平分线。

关键词: 如何 线段 垂线

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