已知
,若
,则
____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8f55b8836b41be612a52ca9caf97006.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d03e002942a99064f1fbf1c91fbb685f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46902ee9fbd30111d7831f1fc7b79641.png)
22-23高一上·湖南益阳·期末 查看更多[2]
更新时间:2023-01-16 14:21:39
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解题方法
【推荐1】已知
的顶点在坐标原点,始边与
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,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f356c834f2dced9411b14b669a4171d.png)
________ .
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【推荐2】已知角
的顶点在坐标原点,始边与
轴非负半轴重合,终边与射线
(
)重合,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1481610ca51318d78a226d1c5bddb475.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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解题方法
【推荐1】在
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