1 . 已知圆
过点
,圆
.
(1)求圆
的方程;
(2)判断圆
和圆
的位置关系并说明理由;若相交,则求两圆公共弦的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dca0446aca9d8c3da619a3436ba650ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfa97986dd8b6302eaa7afe35260b075.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)判断圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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2024高三下·全国·专题练习
名校
2 . 求过直线
和圆
的交点,且面积最小的圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5ce1369b877ab954121015ffa229f3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/705d6d0a046281db9a588d76b4fc2199.png)
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3 . 已知圆M经过
,
两点,且与x轴相切,圆O:
.
(1)求圆M的一般方程;
(2)求圆M与圆O的公切线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c6ff81aedbefa935da289dc632e78eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a475d30f8a83feed0ed3c238bb24580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.png)
(1)求圆M的一般方程;
(2)求圆M与圆O的公切线方程.
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4 . 已知的顶点坐标分别是
,
,
.
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b3fb2da3909e643ef238b8d0ac559e6.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b3fb2da3909e643ef238b8d0ac559e6.png)
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2024高三下·全国·专题练习
5 . 求过圆:
与圆:
的交点,圆心在直线:
圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6f7410a0e31079e8701c3f077143bea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20c560968a9e9443bec3accf223c1974.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/044cfca7b534fa44075ded7f1a6aa038.png)
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2024高三下·全国·专题练习
6 . 求过两圆
和
的交点且面积最小的圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a143573e9fe53e6a861154bf5b4c27c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9dee1bfa7b7b2b6f730e5c926a9df570.png)
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7 . 已知圆
经过三点
,
,
.
(1)求圆
的方程;
(2)过
的直线
与圆
交于另一点
,且
为等腰直角三角形,求
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19b62194097ac66a5093c57fca2f5b4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32366143230ca122894a4bada7c7b96d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4f68f688a0af020ed2aa105a1bcdb52.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)过
![](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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4b13964019381c4cd9de05f95c4261b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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解题方法
8 . 已知
,圆
为
的外接圆.
(1)求圆
的方程;
(2)若过点
的直线
被
截得的弦长为
,求直线
的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00e8ca83e2a3829f46ca8d233a036ab5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
(2)若过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b8f9648c81481bb487a43f95c04d991.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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名校
解题方法
9 . 已知
过
、
两点,且圆心M在直线
上.
(1)求
的标准方程;
(2)若直线l:
与圆
交于E,F两点,且
(O为坐标原点),求直线l的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fef27cb7cb1b666c1734c65a7aa9aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0929421a6188c3122442866b0b85a5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f89b18f69812fb34fd1290e2f1b36aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d230c11741700260723b295ca90e873.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fef27cb7cb1b666c1734c65a7aa9aa4.png)
(2)若直线l:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe2d78f43611bad0d264eb3222f2472.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fef27cb7cb1b666c1734c65a7aa9aa4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66da108f53802e17c0a8485e0d3cdc44.png)
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解题方法
10 . 已知圆
经过三点
.
(1)求圆
的方程;
(2)求过点
且与圆
相切的直线的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f971512343d79708a55d63ca8b07395.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3654254401fc902c3cb4912969f21f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次