1 . 已知圆
:
和圆
:
,则圆
与圆
的公共弦所在的直线方程为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08227ca941898eb34941f446ca8b1de8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0c8ffe54256fc91e4cdd87ec2a236aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2 . 若圆
与圆
外切,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70feca8eac775ebee7b6d9760e2be6f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31e5fe07b9216105ec1c8b3b9915d10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
A.9 | B.11 | C.1 | D.21 |
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3 . 圆
和
的公共弦的长度为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ce807a9076837a8069e0a66a8c7fadf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72c52ae4f01e98276ec3cf114ef15861.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-12-27更新
|
563次组卷
|
2卷引用:天津市和平区第二南开学校2023-2024学年高二上学期第三次月考数学试题
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解题方法
4 . 圆
与圆
的公共弦长为
,则过点
且与圆
相切的直线方程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4ba054180db44515dcf40486bc4736b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd171adf1669e6d6a9f53530299ffef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/081cd41dab0f2a8f84b0e9f1df4843fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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解题方法
5 . 已知直线
与圆
相切,交曲线
于点
,若
是坐标原点,则以
为圆心,以
为半径的圆与圆
的位置关系为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac02a054bd0771a56987af33454baaea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84d499a21e40eecada13c79efd20245b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3764ba3aa0a241787f4661026bb14053.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51666c1fe2e52b8fa3f94131595dd716.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.相交 | B.内含 | C.外离 | D.外切 |
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2023-12-25更新
|
752次组卷
|
3卷引用:天津市红桥区2024届高三一模数学试题
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6 . 下列圆中与圆
相外切的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7a0753502ffbcf0c501ce3fed4e607b.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7 . 已知以1为半径的圆
的圆心
在
轴上,以2为半径的圆
的圆心
在
轴上,且两圆公共弦所在直线为
,则这两个圆的公共弦长为__________ .
![](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/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f52cb58b6bc5d71030463ba7e28134.png)
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8 . 已知圆
:
,圆
:
,圆
与圆
的位置关系是____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5f5d967ad135991b6075ee45df55643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2c0fba9ed09aa51e9f2add5d712f181.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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解题方法
9 . “数学在晚旁,月也在晚旁.”是时候为《晚旁》写一句诗、做一枚徽标了.“晩旁”徽标是借两个圆设计而成,其状如月(如图1).已知
,其中
.如图
为圆
与
的交点,若弦
将圆
分为长度之比为
的两段弧,则组成“月亮”的两段弧长之比为__________ .(请写出长度较小的弧与长度较长的弧的长度之比,即该比值小于1.)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/109a4a3c69477302a8dd701a2b408662.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f4689e7492d26d4f77a0c74d4444550.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37d65e051e943ab28fa57aee2fb57994.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/bfce779f-2379-4245-9f8f-528b91428588.png?resizew=267)
您最近一年使用:0次
2023-12-03更新
|
380次组卷
|
3卷引用:天津市南开中学2023-2024学年高二上学期第二次学情调查数学试卷
名校
解题方法
10 . 在平面直角坐标系xOy中,若圆
(r>0)上存在点P,且点P关于直线
的对称点Q在圆
上,则r的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14a23272c8ee659834fd8014240223fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0985b973395bcd371cd1e26d3fcd1c36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1485c8ebe275b99df0acf6d91a4230fc.png)
A.(2,+∞) | B.[2,+∞) | C.(2,8) | D.[2,8] |
您最近一年使用:0次
2023-11-30更新
|
369次组卷
|
2卷引用:天津市武清区2023-2024学年高二上学期11月期中数学试题