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怎样用尺子和圆规画两个相同的角
更新时间: 2020-07-06 00:00:00  

1、画一射线,用圆规在己知角顶点为圆心任意段长为圆半径画弧交己知角的两边为A、B两点;

2、用同一半径以射线顶点为圆心画弧交射线于D点,用圆规量取AB两点间距离;

3、以D点为圆心,AB长为半径画弧交先前所做的弧于C点,用尺子从射线顶点过C点做射线,形成一个角为所求角。

关键词: 怎样 尺子 圆规 相同

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