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如何画等边三角形
更新时间: 2020-09-16 00:00:00  

1、首先用直尺子画一个线段;

2、然后用圆规扎在一个端点,半径取线段长度,再画一个弧线;

3、将圆规扎在另一个端点上,然后重复画一个弧;

4、在两个弧线的交叉点到两个端点分别画线;

5、最后擦去弧线,三个线段组成的三角形就是等边三角形。

关键词: 如何 三角形

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