1 . 已知圆
:
,过圆
外一点
作圆
的切线,切点为
,
,直线
与直线
相交于点
,则下列说法正确的是( )
![](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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bec550c01b4f075f22ab67f5e55ed5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
A.若点![]() ![]() ![]() ![]() |
B.当![]() ![]() ![]() |
C.直线![]() ![]() ![]() |
D.![]() ![]() |
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2 . 已知直线
与圆
交于
,
两点,点
为线段
的中点,且点
的坐标为
.当
时,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c282deba2c802ea04006b434de5efbbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3285a2383fa18025034cf9876175295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/623afc24f2227004b0e1b3922dfb954b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c61afa67b00a0251de102a2e5f7b2311.png)
A.![]() | B.![]() ![]() |
C.存在点![]() ![]() | D.存在![]() ![]() |
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解题方法
3 . 下列结论正确的是( )
A.![]() ![]() ![]() ![]() ![]() ![]() |
B.直线![]() ![]() ![]() ![]() |
C.直线![]() ![]() ![]() |
D.与点![]() ![]() |
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解题方法
4 . 已知直线
的倾斜角为
,且这条直线经过点
.
(1)求直线
的方程:
(2)若直线
恒过定点
,求点
到直线
的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a172142e616835a17395b220463c8d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/530e5817131adf2c05b99ff18eb9060f.png)
(1)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3db805e958f09d5d07db460986de033.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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解题方法
5 . 已知k为实数,则直线
与圆
的位置关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b4a92db31c6306df2c7ffe9766a9217.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.png)
A.相交 | B.相离 | C.相切 | D.无法确定 |
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解题方法
6 . 已知圆
:
,直线
:
(
),则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfb84f31108bf596ba63e9fa510b293.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fd60627aab12263b050458cdeabf8f8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
A.直线l恒过定点![]() |
B.当![]() ![]() ![]() |
C.直线![]() ![]() |
D.圆![]() ![]() |
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2024-01-27更新
|
885次组卷
|
4卷引用:江苏省盐城市响水中学2023-2024学年高二上学期期末数学试题
7 . 已知直线
,圆
,当直线l被圆C截得的弦最短时,l的方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/566c5490779958fd053f752e825ca17f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86cd84868c8bffa4461c47a1bfc0b856.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-01-27更新
|
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2卷引用:江苏省盐城市响水中学2023-2024学年高二上学期期末数学试题
8 . 直线
经过的定点坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/237ef81fbd2f6f112aeb63635d03bfdb.png)
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|
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3卷引用:江苏省南通市2023-2024学年高二上学期期末数学考试
名校
9 . 下列结论正确的是( )
A.若直线![]() ![]() ![]() ![]() |
B.已知![]() ![]() ![]() ![]() ![]() |
C.圆![]() ![]() |
D.已知点![]() ![]() ![]() |
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10 . 直线
与抛物线
相交于
,
两点,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6ff82ebdfad5e7de1c7487b0b817a7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a53e311ee0b5085e7e5a45c606daa5d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3825ccc273ef9a672a606432d165b866.png)
A.直线![]() | B.直线![]() |
C.![]() | D.![]() |
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2024-01-25更新
|
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|
3卷引用:江苏省无锡市第一中学2023-2024学年高二上学期期末考试数学试题
江苏省无锡市第一中学2023-2024学年高二上学期期末考试数学试题江苏省南京市田家炳高级中学2023-2024学年高二下学期期初考试数学试题(已下线)3.3.2 抛物线的简单几何性质【第三练】“上好三节课,做好三套题“高中数学素养晋级之路