题型:填空题
难度:0.65
引用次数:24
题号:21589882
已知一个等腰三角形的一个内角为
,则它的顶角等于________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d36581140ebac5d28438ea63b1b23b65.png)
更新时间:2024-02-03 10:39:00
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