名校
解题方法
1 . 已知抛物线
:
的焦点为F,准线为
,则F到
的距离是_________ ;若斜率为
的直线经过焦点F在第一象限与抛物线交于点M,过M作
垂直于
于点N,则
的面积为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac62b1ade07205ae2693ec1ab135def.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a33181b27b10690b4913595f8c1f46e.png)
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名校
解题方法
2 . 希腊著名数学家阿波罗尼斯与欧几里得、阿基米德齐名,他发现:“平面内到两个定点
的距离之比为定值![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
的点的轨迹是圆”.后来,人们将这个圆以他的名字命名,称为阿波罗尼斯圆,简称阿氏圆.已知在平面直角坐标系
中,点
,
,点
是满足
的阿氏圆上的任一点,则该阿氏圆的方程为_______________________ ;若点
为抛物线
上的动点,点
在
轴上的射影为
,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaaab06b334adaa6e61d5b139e8fcbc9.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e57467daaddf0c8fec713a517310374.png)
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2023-11-09更新
|
404次组卷
|
3卷引用:江苏省盐城市阜宁中学2023-2024学年高二上学期期中数学试题
江苏省盐城市阜宁中学2023-2024学年高二上学期期中数学试题广西百色市平果市铝城中学2023-2024学年高二下学期4月月考测试数学试卷(已下线)专题3 阿波罗尼斯圆及其应用【讲】(压轴小题大全)
名校
解题方法
3 . 已知点
为抛物线
上的动点,抛物线
的焦点为
,点
,则
的最小值为______ ;点
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50edfb9ed0d50d6f35ad6a130208d307.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/508734095955bb96d52f37be4e681700.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8d8638349bba38af6d6d53a55634626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b787cc10801e88de109ceaa8b036c38b.png)
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2023-09-11更新
|
363次组卷
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2卷引用:河南省南阳市第一中学校2023-2024学年高二上学期假期质量评估数学试题
4 . 填空:
(1)设抛物线
上一点P到y轴的距离是4,则点P到该抛物线焦点的距离为___________ ;
(2)设抛物线
上一点M到焦点的距离为1,则点M的坐标为___________ .
(1)设抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac62b1ade07205ae2693ec1ab135def.png)
(2)设抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b1183df9f26985febdc844cda75ed4c.png)
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解题方法
5 . 已知抛物线
的焦点
为
,则
______ ,若点
在抛物线上,点
,则
的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec68c680d1b8c8cfa98b48a27d2c46a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fab8a0cc6504aa4c3a38006f5394b4c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56ef909d25c9b62dc9ce23e6ac1ee9e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/508734095955bb96d52f37be4e681700.png)
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6 . 已知抛物线
,点A的坐标为
,则抛物线上距离点A最近的点P的坐标为________ ,距离
=________ ,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b072ff6d1b83232bebd7d4709ffba4ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d55bed96da7c7f4ec234a17043310c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d063ec7f9dbeba72fabf4437f9400e07.png)
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2023-08-03更新
|
188次组卷
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3卷引用:人教A版(2019) 选修第一册 数学奇书 第三章 学业评价(三十四)
人教A版(2019) 选修第一册 数学奇书 第三章 学业评价(三十四)人教A版(2019) 选修第一册 数学奇书 第三章 圆锥曲线的方程 3.3 抛物线 3.3.2 抛物线的简单几何性质 第2课时 抛物线方程及性质的应用(已下线)第03讲 3.3抛物线(8大题型训练)-【练透核心考点】2023-2024学年高二数学上学期重点题型方法与技巧(人教A版2019选择性必修第一册)
7 . 抛物线的光学性质:经焦点的光线由抛物线反射后的光线平行于抛物线的对称轴(即光线在曲线上某一点处反射等效于在这点处切线的反射),过抛物线
上一点
作其切线交准线
于点
,
,垂足为
,抛物线的焦点为
,射线
交
于点
,若
.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede1745e549ad66e2c9c4968cbc72e15.png)
________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e3d627f5fbd04271389d503942d233.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4ad41a1f3bd00080f8a3a4e39db7fcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede1745e549ad66e2c9c4968cbc72e15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e3d627f5fbd04271389d503942d233.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/30/a9801a5a-3f15-4cbf-8870-7598100a7e45.png?resizew=264)
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解题方法
8 . 已知抛物线
的焦点
恰为圆
的圆心,点
在抛物线
上,点
,点
,则
的最小值为____________ ;
的最小值为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37ab7408ffcefcb8e5e1ad4a9c58f1b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/936579c101af1bb2f756effa3be686f2.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/ab47bf43b2c5d6395129b80ddfbb1b24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5886f13f0efbe6da4a8fe5a086f6125b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44331dd46961efa418e3261d4014b2f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/419135d5d1176689b12bf30825ac2a79.png)
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2023-12-10更新
|
326次组卷
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2卷引用:湖北省云梦县黄香高级中学2021-2022学年高二上学期期末数学试题
名校
9 . 已知抛物线
上一点
,则抛物线的准线方程为________ ;点P到焦点的距离为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42102c1c07562853219ca5918803a27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae325fb1fe6c8a7183cec6dc6be49457.png)
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2023-05-31更新
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441次组卷
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3卷引用:北京市首都师范大学附属中学2023届高三下旬阶段性检测数学试题
名校
解题方法
10 . 已知抛物线
的焦点为
,准线为
,过
的直线交抛物线
于
两点,交
于点
,其中
在第一象限,且
,则直线
的斜率为__________ .,若
的面积为
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6c830bfa9a1b979a1a9665166424bf.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/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/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
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2023-05-26更新
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200次组卷
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2卷引用:山西省省际名校2023届高三押题联考(三)数学试题