2023高二上·江苏·专题练习
1 . 圆
,
的位置关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707cc6fb4d14d560d9fd2bd23915d0ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71e1a42d054d12eecd903228f2701ca9.png)
A.外切 | B.相交 |
C.内切 | D.内含 |
您最近一年使用:0次
2 . 已知
,
为坐标原点,
是平面内的一个动点,且
.
(1)求动点
的轨迹方程
;
(2)若圆
与
只有一个公共点,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/448c0a5ee776d19ce8e42ac9a5fd27c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d8e0e4bba40739c1c15ba0f9d5f8556.png)
(1)求动点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
(2)若圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a116c60be4e99078cd4c24f51c72e00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
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解题方法
3 . 已知曲线
(
,
不全为0),则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9556dfc485a8b60178f3b97bf622fa68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
A.曲线![]() | B.曲线![]() ![]() |
C.曲线![]() ![]() ![]() | D.曲线![]() ![]() |
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解题方法
4 . 已知圆
的半径为3,圆心
在直线
上,点
.
(1)若圆心
在
轴上,过点A作圆
的切线,求切线方程;
(2)若在圆
上存在点
,满足
(
为坐标原点),求圆心
的横坐标的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/026808536f6b6d265c778e23836fbf13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a18a7caa080988802ba1145b4fe4203.png)
(1)若圆心
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若在圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed154dc722c0576255346d7f237969ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
您最近一年使用:0次
名校
解题方法
5 . 已知圆
.
(1)直线
截圆
的弦长为
,求
的值.
(2)记圆
与
、
轴的正半轴分别交于
两点,动点
满足
,问:动点
的轨迹与圆
是否有两个公共点?若有,求出公共弦长;若没有,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79382ba44ba669b5d43fdd5427adf16c.png)
(1)直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fac9d41ea9d8ded52c11fad476725068.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)记圆
![](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/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2efd0f6553c44ecf94f600c18b21477f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
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2024-01-22更新
|
436次组卷
|
4卷引用:专题02 圆的方程11种常见考法归类(2)
23-24高二上·江苏·单元测试
6 . 下列说法正确的是( )
A.直线![]() ![]() |
B.直线![]() ![]() ![]() |
C.若圆![]() ![]() ![]() ![]() ![]() |
D.若已知圆C:![]() ![]() ![]() |
您最近一年使用:0次
2023高二上·江苏·专题练习
7 . (多选)若圆
与圆![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b93baacc0f787e08a94afff9c388716c.png)
相切 ,则m等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2fca9fa4efa0c51d79c2b0c7db23cf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b93baacc0f787e08a94afff9c388716c.png)
A.16 | B.7 |
C.-4 | D.-4或7 |
您最近一年使用:0次
2023高二上·江苏·专题练习
8 . 圆
与圆
的公共点个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f6a2354cb6ca0a7fd8a9fb374f51d81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e6fc95fb2ed38773103766dc54bd612.png)
A.0 | B.3 |
C.2 | D.1 |
您最近一年使用:0次
名校
解题方法
9 . 在平面直角坐标系
中,
为坐标原点,点
,若圆
上存在动点
满足
,则
的取值范围为________ .
![](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/7f94c4f6b762fddb0e313050ef6932eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4f2976a15b87c3b879a6ce73ecb59943.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae7c550b55968065092ba10265bc3023.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11bc05f41215f9894e11d1df0465751a.png)
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2024-01-19更新
|
794次组卷
|
4卷引用:江苏省张家港市暨阳高级中学2023-2024学年高二上学期12月自主学习能力测试数学试卷
江苏省张家港市暨阳高级中学2023-2024学年高二上学期12月自主学习能力测试数学试卷(已下线)专题02 直线与圆的综合应用问题(九大考点)-【寒假自学课】2024年高二数学寒假提升学与练(人教A版2019)辽宁省沈阳市回民中学2023-2024学年高二上学期期末考试数学试题吉林省通化市梅河口市第五中学2023-2024学年高二上学期期末数学试题
10 . 下列说法正确的是( )
A.若直线![]() ![]() ![]() |
B.直线![]() ![]() |
C.过点![]() ![]() ![]() ![]() ![]() ![]() |
D.圆![]() ![]() ![]() |
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2024-01-17更新
|
536次组卷
|
2卷引用:江苏省扬州市高邮市2024届高三上学期12月学情调研测试数学试题