解题方法
1 . 已知抛物线
的焦点为
,准线
,直线
过点
且与抛物线
交于
,
两点,
为坐标原点,若
,则
的面积为_________________ .
![](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/48054662c2d9b0dca46f5ae482cef509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/356b058d2a753793ff2eb52430194dd0.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/103efa8eeab40ce1990e3909358b2268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25dd698d57d1cf239eb8752aecaaa4f4.png)
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解题方法
2 . 设抛物线
的焦点为
,过抛物线上点
作其准线的垂线,设垂足为
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b072ff6d1b83232bebd7d4709ffba4ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2665c7b4717196456ef35b6566db7b6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c84a09595eabd6ae21a2e8faa7465c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9卷引用:陕西省安康市高新中学2024届高三下学期5月适应性试题(二)文科数学试题
名校
解题方法
3 . 已知抛物线
的焦点为
,直线
与抛物线
相切于点
(异于坐标原点
),与
轴交于点
,若
,
,则向量
与
的夹角为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bf92a1ba410263d4f68b7e0432b19aa.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0a0328dde917c3e6d0f1ca9ddb6027b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88f05fc6915220cf15717ff47b31c33e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2e065fbbc5c8160545b51f50b2a9606.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bad299e2782c072d27e1c54422cc8fc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4卷引用:陕西省百师联盟2024届高三下学期开年摸底联考文科数学试题(全国卷)
陕西省百师联盟2024届高三下学期开年摸底联考文科数学试题(全国卷)陕西省西安市长安区第三中学2024届高三下学期开学摸底联考文科数学试题(已下线)考点3 平面向量的数量积 --2024届高考数学考点总动员【讲】四川省绵阳市东辰学校2024届高三下学期第二学月考试数学(理科)试题
名校
4 . 若双曲线
的实轴长为2,离心率为
,则双曲线的左焦点
到一条渐近线的距离为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5ec7fa23be9cbe9a50607ea6bc8a4ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
A.![]() | B.![]() | C.1 | D.2 |
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|
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9卷引用:陕西省百师联盟2024届高三下学期开年摸底联考理科数学试题(全国卷)
5 . 已知抛物线
的焦点为
,设
为
上不重合的三点,且
.
(1)求
;
(2)若
均在第一象限,且直线
的斜率为
,求
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89fc107c4b33d6dd648b396156494ea9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf8b8314e812ef60554e1caeb5707ed0.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d0fef2d1461ae1a95f0a69c7fb49594.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2933e6e1635d0399ce29b2e5191841a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
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6 . 如图,设抛物线
的焦点为
,不经过焦点的直线上有三个不同的点
,其中点
在该抛物线上,点
在
轴上,若
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/7/230227f5-e6e5-4606-abef-f9f6abfdd647.png?resizew=130)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/745de5ef1fd897d16e37464172d5e8c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9af5924c55225284029a491738ce558f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce96b76b881d40b9ea9467514c93fba.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/7/230227f5-e6e5-4606-abef-f9f6abfdd647.png?resizew=130)
A.![]() | B.![]() | C.![]() | D.3 |
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8卷引用:陕西省榆林市2024届高三一模数学(理)试题
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解题方法
7 . 已知抛物线
的焦点为F,准线为l,过点F且倾斜角为
的直线交抛物线于点M(M在第一象限),
,垂足为N,直线NF交x轴于点D,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e42102c1c07562853219ca5918803a27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ac09dc1ca2cdd7aef28c218763d3e4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b33a3f384acb53b5a21521a77ac0b1f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1d5b64a95e549c9404bc18e9d001927.png)
A.2 | B.![]() | C.4 | D.![]() |
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3卷引用:陕西省安康中学2023届高三下学期5月学业质量检测(三)文科数学试题
8 . 已知抛物线
的焦点为
,点
在抛物线
上,且
.
(1)求抛物线
的方程;
(2)已知直线
交抛物线
于
两点,且点
为线段
的中点,求直线
的方程.
![](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/248545c238d05abce8bced3a8c7e0cd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77d1ba10adcb84eafe3a6677c76064e0.png)
(1)求抛物线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)已知直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/081cd41dab0f2a8f84b0e9f1df4843fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
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陕西省汉中市2024届高三上学期第二次校际联考模拟预测文科数学试题陕西省汉中市2024届高三上学期第二次校际联考模拟预测理科数学试题(已下线)考点14 直线与圆锥曲线相交问题 2024届高考数学考点总动员西藏林芝市第二高级中学2024届高三上学期第三次月考数学(理)试题(已下线)热点7-4 抛物线及其应用(6题型+满分技巧+限时检测)(已下线)重难点14 圆锥曲线必考压轴解答题全归类【十一大题型】(举一反三)(新高考专用)-1福建省泉州市德化县德化二中2023-2024学年高二上学期期中数学试题江苏省常州市第二中学2023-2024学年高二上学期期中考试数学试题江苏省常州市钟楼区常州二中2023-2024学年高二上学期期中数学试题江西省鹰潭市贵溪一中2023-2024学年高二上学期第二次月考数学试题(已下线)3.3.2 抛物线的简单几何性质【第二练】“上好三节课,做好三套题“高中数学素养晋级之路福建省龙岩市新罗区龙岩学院附属中学2023-2024学年高二上学期第二次月考数学试题(已下线)通关练17 抛物线8考点精练(2)上海市南洋模范中学2023-2024学年高二下学期5月月考数学试卷
解题方法
9 . 已知抛物线
的焦点为
,过点
的直线
与抛物线
交于
,
两点,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bb4dd4670828f75bc573b52cdd02e1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d609cb7f8b4d79e8b65c0b8a0672d240.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88bee8e70f1fab639be1636c7bce0477.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
10 . 已知点
为抛物线
的焦点,过点
且倾斜角为
的直线交抛物线
于
两点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.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/3b38ba28fbcbbf72e5181c68457b356e.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/35ae8f319623da67d5786d5a2471956c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df5be1440d099f464ef46dee39de6010.png)
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5卷引用:陕西省咸阳市武功县普集高级中学2023届高三下学期五模文科数学试题
陕西省咸阳市武功县普集高级中学2023届高三下学期五模文科数学试题陕西省咸阳市武功县普集高级中学2023届高三下学期五模理科数学试题(已下线)第07讲 抛物线及其性质(练习)(已下线)第08讲 直线与圆锥曲线的位置关系(练习)(已下线)专题14 抛物线-1