名校
1 . 圆
的方程为
(圆心为点
),圆
的普通方程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca3d074ff0f5e73872fd3ed41241c49b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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名校
2 . 在极坐标系中,直线
的方程为
,则点
到直线
的距离为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70498aca8afc1531efd39470ab91eacc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/997fb39a8537bc1436c59cee76446ec9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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2018-06-01更新
|
790次组卷
|
3卷引用:江苏省泰州中学2018-2019学年高二下学期期末数学(理)试题
3 . 已知圆
的极坐标方程为
,则圆
的半径为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5da02b548950d808dac8be854e8736a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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解题方法
4 . 若
为椭圆
(
为参数)上的点,则
的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21872d8f6a518e0a2993ccf7a795ed2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d0d9347d20d05f862b684468347066d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fd1f0ace9ca0b79929e73af6c201c2e.png)
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5 . 若圆M的方程为
,则圆M的参数方程为________ .
![](https://img.xkw.com/dksih/QBM/2015/12/1/1572328656961536/1572328662491136/STEM/7034299dba884528a2e32c980f30a882.png?resizew=79)
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6 . 在极坐标系中,点
到直线
的距离为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aac7f82627e61ec9276fb3b78738e71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52ba34de1ea9b3aa8cbc93262d3b24ab.png)
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2016-12-03更新
|
1920次组卷
|
8卷引用:2015-2016学年江苏省泰州市姜堰区高二上学期期中考试理科数学试卷
7 . (本小题满分10分,坐标系与参数方程选讲)
已知在平面直角坐标系
中,圆
的参数方程为
(
为参数).以原点
为极点,以
轴的非负半轴为极轴的极坐标系中,直线
的极坐标方程为
,直线
与圆
相交于
两点,求弦
的长.
已知在平面直角坐标系
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b757dc472d752b8c763a0261bf733d67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3d1a34ae2b8c77f8d7e355c6d1d667e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cf3026caebda1f5a863c255bbad5f3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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