名校
解题方法
1 . 已知圆
过点
和
,且圆心
在直线
上.
(1)求圆
的标准方程;
(2)若圆
与圆
:
相交于
两点,求两个圆公共弦
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448c0a5ee776d19ce8e42ac9a5fd27c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d3bfa155ad67018da4d65815c5e5b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c79686f6d6a8d7083aa7760530a15746.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65436512ecbaefba4ac8123c55094211.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
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2023-11-17更新
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4卷引用:辽宁省沈阳市第十五中学2023-2024学年高二上学期12月月考数学试题
2 . 已知圆
经过
三点.
(1)求圆
的标准方程;
(2)若直线
与直线
垂直,且
与圆
相切,求
在
轴上的截距.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e946d9a76e4b4f54e581f831d56a5bf5.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
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2024-01-14更新
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2卷引用:辽宁省抚顺市六校协作体2023-2024学年高二上学期期末考试数学试题
名校
解题方法
3 . 已知
的顶点为
.
(1)求
边上高所在直线的方程;
(2)求
的外接圆的标准方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce76b805132f881e5425acc76142fc7c.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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2023-10-30更新
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6卷引用:辽宁省抚顺市德才高级中学2023-2024学年高二上学期期中考试数学试题(平行班、实验班)
名校
解题方法
4 . 分别求满足下列条件的圆的标准方程:
(1)经过点
,圆心在
轴上;
(2)经过直线
与
的交点,圆心为点
.
(1)经过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a551d224cb643938282e03aa49ca7f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)经过直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9315b85140f138a28c6c9636a48bc441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8bf4c5441af2933c5bd4422b3dfad28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7f2b2e17012dad782bd12795cd27488.png)
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2023-12-20更新
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2卷引用:辽宁省高级中学2023-2024学年高二上学期期中数学试题
21-22高二·全国·课后作业
名校
解题方法
5 . 求通过圆
与
的交点,并且过点
的圆的方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3317adf44367d81e2fbde5b9985185b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19a20a61d384b658080b92d8c1a9e7c0.png)
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2022-02-28更新
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772次组卷
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4卷引用:辽宁省沈阳市第二中学2022-2023学年高二上学期第一次月考数学试题
辽宁省沈阳市第二中学2022-2023学年高二上学期第一次月考数学试题(已下线)第二章 平面解析几何 2.4 曲线与方程(已下线)第03讲 圆的方程 (精讲)人教B版(2019)选择性必修第一册课本习题习题2-4
名校
6 . 已知点
,
,求:
(1)过点A,B且周长最小的圆的标准方程;
(2)过点A,B且圆心在直线
上的圆的标准方程.
(3)圆C的圆心为
,且过点
.直线l:
与圆C交M,N两点,且
,求k.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c6ce39c72b38fa1a2b3275188b27689.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9f2b482e8a8e0e1b5c720a3574af70.png)
(1)过点A,B且周长最小的圆的标准方程;
(2)过点A,B且圆心在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eaa224254a49065d213ca3a2f75f0db.png)
(3)圆C的圆心为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca0b4afd16b79370532de44989d6c43d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4258b2df7c7496adf889300faf969699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e284a39322f754d578378719404e7b05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192a35f0603f57bcc6ec1e75927ba916.png)
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2022-11-08更新
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2卷引用:辽宁省沈阳市东北育才双语学校2022-2023学年高二上学期期末数学试题
名校
解题方法
7 . 已知圆C过点
,
,圆心在直线
.
(1)求圆C的标准方程;
(2)求过点
的圆C的切线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d483dd3a65702ed0cd7df766300d03b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cf664ed944afee2ec6d18b67fd09b06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adccc941c8f386f897cfdb6e422d5256.png)
(1)求圆C的标准方程;
(2)求过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/113c8423f2c167439da6beb037a615a0.png)
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5卷引用:辽宁省重点高中沈阳市郊联体2022-2023学年高二上学期期中考试数学试题
名校
8 . (1)已知直线
和
,若
,求实数
的值;
(2)已知
的三个顶点
,
,
,求其外接圆
的标准方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a619c4ad3aa4027c2c23a8ebe03fcb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32fcaace03fc2341ab27d4612ed27953.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1095c036b49c3327baaa2c3c7f746134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/913f78382630e50543e5f7192cae3ed3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c850811ba59a05e945a665196539a048.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/519f1ca90b9d5c950582845f74dd42a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73465a1f9aa03481295bf6bd3c6903ac.png)
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2021-07-15更新
|
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4卷引用:辽宁省部分重点高中2020-2021学年高二上学期期中数学试题
辽宁省部分重点高中2020-2021学年高二上学期期中数学试题江西省铜鼓中学2020-2021学年高二(实验班)上学期数学(文)试题(已下线)第08讲 圆的方程(3大考点九种解题方法)(4)山西省运城市稷山县稷山中学2023-2024学年高二上学期11月月考数学试题
9 . ①圆心
在直线
上,且
是圆上的点;
②圆心
在直线
上,但不经过点
,并且直线
与圆
相交所得的弦长为4;
③圆
过直线
和圆
的交点,
在以上三个条件中任选一个,补充在下面问题中,
问题:平面直角坐标系
中,圆
过点
,且______
(1)求圆
的标准方程;
(2)求过点
的圆
的切线方程.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c5a43a9d4e949953d15c1e199c0cfef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29c7400a44dfba699131c0f0a865e02c.png)
②圆心
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f52cb58b6bc5d71030463ba7e28134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/081cd41dab0f2a8f84b0e9f1df4843fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abeb57d8e728c8d9bd15e8902b70a80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
③圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55369fec27edda3c2880820d1c7df21a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d251c1625147387f8603fc68c6887b5.png)
在以上三个条件中任选一个,补充在下面问题中,
问题:平面直角坐标系
![](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/109a293cef44f23e86e22c1a4cfcbbe5.png)
(1)求圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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2020-11-28更新
|
840次组卷
|
5卷引用:辽宁省六校协作体2020-2021学年高二上学期期中联考数学试题
名校
解题方法
10 . 已知
的顶点坐标分别是
,
,
,
的外接圆为圆C.
(1)求圆C的方程:
(2)若点P满足
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d295a4cc3a58f9f38ee98337313c81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fcf82d01c39fd2c96e1edba0ad37dd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea1a9821a00b71f6b7d7a76d91b3f810.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
(1)求圆C的方程:
(2)若点P满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ab34ce6cee0673ab0d37b660d57bc07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af4448a069a477b7a5a81a75d3469fc5.png)
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