已知
,且
,则
的值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e8f4ab309f462771f604324c7dde61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6fa0bb61ce60310f18cb95bf2e83c8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3677f2a2a1b4aef3a370a03db832366.png)
更新时间:2023-12-03 13:05:46
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【推荐2】下列命题中,①对顶角相等;②如果
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