名校
解题方法
1 . 直线
被圆
截得的弦长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e488bcf5c0eacfb5cb27a70038d4f77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7f269f3d5e4148989d8897efa29cc60.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-06-05更新
|
131次组卷
|
2卷引用:河北省郑口中学2023-2024学年高二第三次质量检测数学试题
名校
2 . 已知直线
与圆
相交于A,B两点.
(1)若P为圆C上一点,求点P到直线l的最大距离;
(2)求弦
的长度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fe3a6af5ff05f47177068eae08ad227.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/445d81becf13dee7a0467728c2d5062b.png)
(1)若P为圆C上一点,求点P到直线l的最大距离;
(2)求弦
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
您最近一年使用:0次
2024-03-02更新
|
263次组卷
|
2卷引用:河北省唐山市2023-2024学年高二上学期期末考试数学试题
名校
解题方法
3 . 已知直线
与圆
交于A,B两点,且
,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b979396a703fb14715ba39232f5786a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83b32ab756fedfbcabca65616fb8a211.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/699fc9b7e879af4866aaa07848dfb423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.4 | B.3 | C.2 | D.1 |
您最近一年使用:0次
2024-02-23更新
|
283次组卷
|
3卷引用:河北省衡水市枣强中学2023-2024学年高二下学期第二次调研考试数学试题
解题方法
4 . 直线
被圆
截得的弦长为______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d1cb41222d27da278a922db1cd5cb34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ed83c1c5fe09e778f9514afb5c5471e.png)
您最近一年使用:0次
解题方法
5 . 过圆
内一点
作相互垂直的两条弦
和
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0149cda9a3647b2c528b6d4973c0c364.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/255acbc6b5cc229eec8055e0dc2fc4a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7bd4e5049fa304e4d352bfe6dee455d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/137ce91e0ef40915a8906f812bf113aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0149cda9a3647b2c528b6d4973c0c364.png)
您最近一年使用:0次
6 . 已知圆
:
.
(1)当
时,求直线
被圆
截得的弦长;
(2)若直线
与圆
没有公共点,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c72e1719f06b81d683aba822dcd6763.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f2f2d7c81cb44416bcdf59419637682.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)若直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
7 . 已知圆C与圆D:
关于直线l:
对称.
(1)求圆C的方程;
(2)若圆C与圆D相交于A,B两点,求四边形CADB的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3c200327a3c3e833b242a2d86f910fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42498f6e0fc9a61c9857b70a87f02c5e.png)
(1)求圆C的方程;
(2)若圆C与圆D相交于A,B两点,求四边形CADB的面积.
您最近一年使用:0次
名校
解题方法
8 . 已知有100个半径互不相等的同心圆,其中最小圆的半径为1,在每相邻的两个圆中,小圆的切线被大圆截得的弦长都为2,则这100个圆中最大圆的半径是( )
A.8 | B.9 | C.10 | D.100 |
您最近一年使用:0次
2024-01-10更新
|
1358次组卷
|
5卷引用:专题06 数列
名校
9 . 已知圆
:
,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85250db1b1b07d8c6e530ed4033df236.png)
A.圆![]() |
B.圆![]() ![]() ![]() |
C.圆![]() ![]() ![]() |
D.若圆![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024-06-04更新
|
174次组卷
|
4卷引用:河北省秦皇岛市安丰高级中学2023-2024学年高二上学期期末考试数学试题
10 . 已知直线
与圆
交于
两点,
为优弧
上的一点(不包括
),若
,则
的值可能为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ffdb54c23eedfce3dcbf257b581d37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2d817d28778ac7bce3ef7417acf875f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16d65cecaf8a3dc2953f4109c75a981e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ae6f48b9a53c0155a692509cf31f7e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea43a133b8f72158da34315869bf4d04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.2 | B.-4 | C.1 | D.-3 |
您最近一年使用:0次
2024-01-05更新
|
510次组卷
|
5卷引用:河北省邢台市部分重点高中2023-2024学年高二上学期1月期末数学试题