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八角形的八个角是多少度
更新时间: 2020-11-07 00:00:00  

正八边形每个外角是360除以8是45度,内角和外角互补内角是180-45是135度。八角星有两种一种是两个正方形斜叠在一起,这八个角的总和是720度(每个角90度)另一种是像画五角星一样一笔画出来的。

关键词: 八角形 多少

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