解题方法
1 . 已知直线
,圆
,则直线
与圆
的位置关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d11e32a0a0aae5303d4d64f2027371fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79382ba44ba669b5d43fdd5427adf16c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
A.无法确定 | B.相离 | C.相切 | D.相交 |
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名校
解题方法
2 . 圆
截直线
:
所得的弦长最短为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/777f24fed681c4b2b28349fa8325ac99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d299444ce32405ff4262aca9f9c53042.png)
A.![]() | B.1 | C.![]() | D.![]() |
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2022-12-22更新
|
976次组卷
|
6卷引用:云南省昆明市五华区云南师大实验中学2023-2024学年高二上学期11月月考数学试题
名校
解题方法
3 . 直线
与圆
的位置关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f616752f1b1dc6235262f4bba95d71af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44fb58b3828f7f9a67032a7b1f052ad8.png)
A.相离 | B.相交 | C.相切 | D.与k取值有关 |
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2022-10-12更新
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2卷引用:云南省下关一中教育集团2022~2023学年高二上学期期中考试数学(A卷)试题
名校
4 . 以下四个命题表述正确的是( )个
①若点
,圆的一般方程为
,则点
在圆外
②圆
:
的圆心到直线
的距离为2
③圆
:
与圆
:
恰有三条公切线
④两圆
与
的公共弦所在的线方程为:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f699a004343b7bccb40ee14a04d9447.png)
①若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/115a0c87ac14dbb770c95d74d6e26073.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/705d6d0a046281db9a588d76b4fc2199.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
②圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef9b8bead4593e91a7e3bdc8d2efe98d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8a4212ee6dc2a72e55943aadc19e0c2.png)
③圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ce807a9076837a8069e0a66a8c7fadf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38e7f6eea862fc639c404b3f7fab91f1.png)
④两圆
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a659eeab8a18671ade39904d54bc1b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56181187a736a831d6f56232507cd6af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f699a004343b7bccb40ee14a04d9447.png)
A.1 | B.2 | C.3 | D.4 |
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2021-10-19更新
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2卷引用:云南省临沧市沧源佤族自治县民族中学2023-2024学年高二上学期期末模拟数学试题
5 . 圆
与直线
(
)的位置关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f72500e1b49ffe4142e3874dbad4e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2ebc77865c748021fce6890062436df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9a4fcad318aa51ab12e0070ae5852b8.png)
A.相离 | B.相切 | C.相交 | D.以上都有可能 |
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2020-09-29更新
|
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2卷引用:云南省德宏州梁河一中2020-2021学年高二上学期练习数学试题