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长方形有几条对称轴
更新时间: 2021-02-04 10:54:48  

1、长方形是轴对称图形,有(两)条对称轴。

2、轴对称图形:是指在平面内沿一条直线折叠,直线两旁的部分能够完全重合的图形,这条直线就叫做对称轴。

3、轴对称图形一定要沿某直线折叠后直线两旁的部分互相重合,关键抓两点:一是沿某直线折叠,二是两部分互相重合。

关键词: 长方形 对称轴

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