解题方法
1 . 已知点
,
,点
为圆
上一点,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c65304d03bb720d836e7bbd2fab6e977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c781a586eabe6d875c1eb1cb733c6dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5af6322b72ea9fec025bbbba2ea327f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa5a116a0cfec5d1979c5c8db09ffb2f.png)
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2 . 已知直线
:
与直线
关于直线
对称,点
在圆
:
上运动,则动点
到直线
的距离的最大值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5eab5654e3b2c0e9777b675a377f3c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b2affa2f968907083e02d6bf0338607.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13dea1bd3d0dd84b8b6f6ff634c5600c.png)
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2022-12-25更新
|
805次组卷
|
4卷引用:重庆市第八中学校2022届高考模拟(一)数学试题
重庆市第八中学校2022届高考模拟(一)数学试题广东省揭阳市普宁国贤学校2022-2023学年高二上学期期末数学试题(已下线)模块六 平面解析几何-3(已下线)专题19 与圆有关的最值问题12种常见考法归类 - 【考点通关】2023-2024学年高二数学高频考点与解题策略(人教A版2019选择性必修第一册)
3 . 已知直线
与x轴的交点为F,A,B是直线l上的两个动点,点P是线段AB上的任意一点,点P到直线
的距离为d.若
恒成立,则线段AB的最大长度为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6db0a1cbf7b0ed76c443b953af8734d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c6875d552e9fff3c7d655f3a59b166.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66c76949442006b8949f0a1be5800325.png)
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2022-08-13更新
|
1116次组卷
|
4卷引用:河北省衡水中学2022届高三下学期素养提升五数学试题
名校
4 . 设点
是
:
上的动点,点
是直线
:
上的动点,记
,则
的最小值是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d6f5adf13b4214666292dd64b947741.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/669e8dfb2b45e6f74d86408343a18fe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af405a054bfe7fb7ce40e48d816467e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1fc37ac7805d65dd49e2e54643e819f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b39b055df71b3a01e406001ae3526f86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/135b08696706de37e1eab5f59697674c.png)
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2022-07-12更新
|
2287次组卷
|
4卷引用:2022届“云教金榜”N+1联考高三下学期5月冲刺测试文科数学试题
2022届“云教金榜”N+1联考高三下学期5月冲刺测试文科数学试题(已下线)专题27 直线与圆的综合应用-1上海市七宝中学2022-2023学年高二下学期开学摸底数学试题(已下线)压轴题02圆锥曲线压轴题17题型汇总-3
名校
解题方法
5 . 在平面直角坐标系中,直线
与x轴和y轴分别交于A,B两点,
,则线段
的中点到原点的距离等于___________ ;若
,则当k,m变化时,点C到点
的距离的最大值为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f556a4584fc8192d526a2bddfc9ccbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/529b4836786aca156de325464ea2ecd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45224f7eac9d0cef64bf28d93e7721a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c832f2474efe89961ef41e884da7660c.png)
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2022-06-05更新
|
635次组卷
|
4卷引用:江苏省扬州市2022届高三下学期高考前调研数学试题(B卷)
6 . 已知向量
,
是单位向量,若
,且
,则
的取值范围是___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb80eb942aafb194fadc473776f35b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7677fa4ecba4dd4005f5a1b52cf86b82.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4511303bffd1954043d25310694888f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e49e0fd21eced1b1499223d1b29da44.png)
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7 . 过抛物线
的焦点
作圆
的切线,切点为
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12dc1bdded62dae38ef3bd02e886757a.png)
________________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
_______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3861cd6930a03b294357b46455952b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cb31c084e5eda07d0eb1e718921ebfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b5f556532f7605ad2365b45a25f8559.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/001cbdad16be1439ee1f892538101bd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7358f3cedddccd7a272e3cef05a5499.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12dc1bdded62dae38ef3bd02e886757a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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8 . 已知椭圆
:
的右焦点为
,右准线为
,点
在椭圆C的第一象限上,
交
于点E,直线
交
轴于点
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd05d243091ba3ec8da3d33fc5956e2.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cae00bdc6f8b564b6b15b32572c848b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/720a9d0830aaa9d7ebb8af173e9da83e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cdd62d6fea64bb85cc7470d0e52ce41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cd05d243091ba3ec8da3d33fc5956e2.png)
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名校
解题方法
9 . 已知
中,
,
,点
在直线
上,
的外接圆圆心为
,则直线
的方程为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a18a7caa080988802ba1145b4fe4203.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08ef03f452410ab19c6246567c427178.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c608def11fa0e2b34f05592ef1d11fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d18ebb013aa59ac6bd6ca457942df34.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc56c77464a17a1e97b568762a3e2c6.png)
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2022-05-28更新
|
1011次组卷
|
7卷引用:江苏省南京市教学研究室2022届高三下学期高考前辅导数学试题
江苏省南京市教学研究室2022届高三下学期高考前辅导数学试题(已下线)第12讲 直线与圆、圆与圆的位置关系(1)(已下线)2.2 直线与圆的位置关系(1)(已下线)专题09 直线与圆-备战2023年高考数学母题题源解密(全国通用)(已下线)专题10 直线和圆的方程江苏省南京市第五高级中学2022-2023学年高二上学期1月网课调研数学试题(已下线)专题 2.2圆与直线:求圆方程,切线、相交弦(1)
10 . 不等式
的解集为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46efd84040f7494b6b434421bcc52497.png)
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