名校
1 . 已知圆
,直线
与圆
相离,点
是直线
上的动点,过点
作圆
的两条切线,切点分别为A,
,若四边形
的面积最小值为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73e0eb6538c937ab4e8b778f9d188be2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb0d6d0cfe389abca252332223b5da17.png)
![](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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e7d9bc2c25d6f1f6ca08189e96c590e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
名校
2 . 若直线与圆
只有一个公共点,则
( )
A.![]() | B.1 | C.0 | D.2 |
您最近一年使用:0次
2024-03-21更新
|
921次组卷
|
2卷引用:贵州省黔东南苗族侗族自治州2023-2024学年高三上学期九校联考(开学考)数学试题
名校
3 . 设圆
和不过第三象限的直线![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a461995b90655f5133df6f61c2d09bd.png)
,若圆
上恰有三点到直线
的距离为
,则实数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62fba97f859d3c49e3e2b9db86ee1655.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a461995b90655f5133df6f61c2d09bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34faf8584c0a5124bfd1da316bbc8eaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.2 | B.4 | C.26 | D.41 |
您最近一年使用:0次
2024-03-15更新
|
517次组卷
|
3卷引用:重庆市康德卷2024年普通高等学校招生全国统一考试高考模拟调研卷(三)数学试题
名校
4 . 若抛物线
的焦点到直线
的距离为
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7089148c36cb3c39af71de653756396a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ab466aedd6e176088d8dee7bc3e3aaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
A.4 | B.![]() | C.2 | D.1 |
您最近一年使用:0次
5 . 已知直线
上存在点M,使得过M引圆
的两条切线互相垂直,则
的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f34fe21abeb16316520fdc6becf525c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48a950d74e3a202565602110ff0186e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8d7b4bb12628d5ed455d814b8aafa1f.png)
A.18 | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
6 . 已知
,
两点到直线
:
的距离相等,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/913f78382630e50543e5f7192cae3ed3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d79c945b36a1b03f15be06caf91a798.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b979396a703fb14715ba39232f5786a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.![]() | B.6 | C.![]() | D.4或6 |
您最近一年使用:0次
2024-02-27更新
|
381次组卷
|
2卷引用:四川省绵阳市2023-2024学年高二上学期期末教学质量测试数学试卷
7 . 若直线
把单位圆
分成长度为
的两段圆弧,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02ebce8b2a915356ed39f36c5bad2ebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37d65e051e943ab28fa57aee2fb57994.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd707b69a11f8de5566f23c1a2a9ff5a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
8 . 抛物线
上到直线
距离最近的点的坐标是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/344ccbf79da6ad7e3709d6fa72efb756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09324568f2f3995b2f932e66ee5926ba.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
9 . 已知抛物线
的焦点为
,坐标原点为
,过点
的直线与
交于
两点,且点
到直线
的距离为
,则
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c1ba86ffc6e5542b62319848c14acaa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fe95f656b98b53f71a9d72bf0c9a4b9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
10 . 若直线
与圆
相切,则m的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1970f9c78ed513e3710299ade4ac4bfe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39ec0af5341e1709698f5cdf52c1e06b.png)
A.21或![]() | B.![]() | C.5或![]() | D.![]() |
您最近一年使用:0次