在平面直角坐标系
中,
终边上有一点
,则与
终边相同的角的集合为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d72cfb0a96d1f3d620e8e1aca52e76d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
更新时间:2021-02-24 23:39:22
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【推荐2】50°角的始边与x轴的非负半轴重合,把其终边按顺时针方向旋转3周,所得的角是________ .
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解题方法
【推荐1】角
的终边经过点
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____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/643425a915576309f1de1a164dd2d4d0.png)
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【推荐2】已知角
的顶点为坐标原点,始边与
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,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c94f793cb9584594ed38f0e97ab7a8b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c94f793cb9584594ed38f0e97ab7a8b.png)
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【推荐3】如图,角
的终边与单位圆的交点
位于第一象限,其横坐标为
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___________ ,
顺时针旋转
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,
顺时针旋转
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顺时针旋转
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f88ec2dbad3fa6208c0493291e5ccdcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ad72d7565699d1ebb741eb0ce12bac.png)
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