问个多边形的题

来源：百度知道 编辑：UC知道 时间：2024/06/27 03:21:32
在各个内角都相等的多边形中，一个内角是与它相邻的一个外角的3倍，求这个多边形的每一个外角的度数及这个多边形的边数？
要详细的答案哟
呵

解:设外角为x,内角为3x
x+3x=180
4x=180
x=45

所以外角为45度.内角为135度.

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