名校
1 . 如图,在
中,
,
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0faed94a64b2dcfc6801b4fca0f16675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7887947ebcb4ecf3c17da0994f333104.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6880fd08008c003229cacb4f8d2dcffc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc86f70f64a282fc83c48cab98eb9b49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96724b211bf3e56d588bd430aa3f2894.png)
![](https://img.xkw.com/dksih/QBM/2018/11/12/2073995900362752/2074709367119872/STEM/b37e94dd40654dd099cf2ad0ca24ea0f.png?resizew=167)
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2018-11-13更新
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1839次组卷
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3卷引用:吉林省通化市2021-2022学年高一下学期期中数学试题