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怎样量一张圆桌的周长

更新时间: 2020-10-05 00:00:00     

量一张圆桌的周长方法如下:

1、在圆桌上划两条相交的直线作中垂线找到圆心。

2、测出圆心到圆桌边缘的距离,用圆周公式计算。

3、直接皮尺一端固定,绕圆桌一周直接测量皮尺的长度即圆桌的周长。

关键词: 怎样 圆桌 周长

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