在
中,
,
,
,则
的面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae5a64bcb77f5f64e4af6930c249a270.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b1ca6d381ca573077f690836c551eef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2c414f5e5749d2da96f8beb92370921.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
更新时间:2024-05-27 22:11:05
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解题方法
【推荐1】若
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___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8777fddb0feb52ab95abb8235a49607a.png)
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您最近一年使用:0次
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【推荐2】已知
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【推荐1】已知直线
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【推荐1】平面向量
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【推荐2】在
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___________ .(用弧度制作答)
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