如图,
是
的外角,若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce2a8bf5e05a07c93a7104839fc21849.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdb8eca20ce2c918ea4034ea15210c7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54e77337fa03c2215b9385a6e17b8875.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5281b2d5a377f9f69cc74c5eb6896b21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce2a8bf5e05a07c93a7104839fc21849.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/11/7d88fa18-3d77-4bd1-840f-93a80d8456d6.png?resizew=179)
更新时间:2023-12-21 20:41:16
|
【知识点】 三角形的外角的定义及性质解读
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是
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