已知
中,
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42acd3ee01d9f843a8579ffb0b7d9d82.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa1466856bf2570685d3629c1f813748.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/226741a02640e1710d93b2e39ec61440.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73c916d5b02f278ee842393dab6dcce4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42acd3ee01d9f843a8579ffb0b7d9d82.png)
22-23高三下·上海浦东新·阶段练习 查看更多[2]
更新时间:2023-04-19 23:13:29
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适中
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名校
【推荐1】已知
中,角A,B,C所对的边分别是a,b,C,且
,点M在边AC上,且
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9941b969048c0478a9d4116bfe4c6c32.png)
______ .
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【推荐1】如图所示,时钟显示的时间为10:00,将时针AB和分针AC组成
,若
的面积记为S,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfcfa59f8a51b70b59a52c5991238e99.png)
______ .
![](https://img.xkw.com/dksih/QBM/2021/12/6/2866936566300672/2869727451234304/STEM/453b032a0bcf4be781179d28d365a278.png?resizew=210)
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![](https://img.xkw.com/dksih/QBM/2021/12/6/2866936566300672/2869727451234304/STEM/453b032a0bcf4be781179d28d365a278.png?resizew=210)
![](https://img.xkw.com/dksih/QBM/2021/12/6/2866936566300672/2869727451234304/STEM/faf46ff6de1c446eb899f844f5e72b7b.png?resizew=170)
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【推荐2】在
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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