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1 . 圆心极坐标为
、半径为
的圆的极坐标方程是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb82f58fe272ed312c58ea8b645f2b61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2 . 以平面直角坐标系的原点为极点,x轴的正半轴为极轴,建立极坐标系,并在两种坐标系中取相同的长度单位,则曲线
上的点到曲线
:
为参数
上的点的最短距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8eac546294faa88b3d134c775f899e7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ba6c34e35f6734544e5c9bd7964fc1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
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2022高三·全国·专题练习
解题方法
3 . 已知在极坐标系中,
为极点,圆
的极坐标方程为
,点
的极坐标为
,则
的面积为___________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87336632fa522b53e317d3e9c4f9a8e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3deb2f685fff5b6053b490fab6924e21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29eaf0ed8d20d6cac5d614570a5e8267.png)
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名校
4 . 若直线
与曲线
有交点,则实数
的取值范围是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a94b2716c56f449246c6ff3653ec9bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcfda11f6f6f9ca5a3fec5629c1a3098.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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5 . 极坐标方程分别是
和
的两个圆的圆心距为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e0cb878349009a779d94b1bc40319bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcdebedd02b4ea57f8562443742086d3.png)
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名校
6 . 极坐标方程
所表示的曲线围成的图形面积为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c0d269517de35d8d73872a2d3aafb70.png)
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名校
7 . 在极坐标系中,以
为圆心,
为半径的圆的极坐标方程是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da55e6ba96c05408376ddfc2232cd7aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/576833b76e9cad3b523f87132308df99.png)
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8 . 在极坐标系中,曲线
,曲线
直线
与曲线
相交于
点,
与
相交于
两点,
为极点,当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a6a323bc4571b98d21960c68571684b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/528d30b3094e32fed22b2db1a7048ec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23291b820ce60b27cd5976df887cceb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ffc62c28c53286cd17e9eb997af7221.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d739ab026b9cb2529d8aa6ca42630e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9251dff989f7d60db751b73033dee269.png)
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9 . 在平面直角坐标系
中,圆
:
,以坐标原点为极点,
轴的正半轴为极轴建立极坐标系.直线
的极坐标方程为
,设
与
的交点为
,
,求
的面积______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c79d792674597a06e96c8a748654e80d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35c7afba7fa24b295454141892a5a986.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12225a1a1eda07908309f8100cc34726.png)
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10 . 当圆心位于
,且过极点,则圆的极坐标方程是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a12f526c7744e50346776f6527abc81.png)
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2021-08-09更新
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260次组卷
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2卷引用:宁夏海原第一中学2020-2021学年高二下学期期末考试数学(理)试题