名校
1 . 在棱长为2的正方体
中,点
满足
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/167c13c894f6d448cda166ac5f2a81e7.png)
A.当![]() ![]() ![]() ![]() |
B.任意![]() ![]() |
C.存在![]() ![]() ![]() ![]() |
D.当![]() ![]() ![]() |
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名校
2 . 在棱长均为1的三棱柱
中,
,点
满足
,其中
,则下列说法一定正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b11a79894447b31c2ca1163bc304871.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d051546c15ec453fc53a6de2774b414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1ccdad989ebe7c7087be45cd0683a3.png)
A.当点![]() ![]() ![]() |
B.当![]() ![]() ![]() |
C.当点![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() |
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名校
解题方法
3 . 已知抛物线
的焦点为F,过F且倾斜角为
的直线l与抛物线相交于A,B两点,
,过A,B两点分别作抛物线的切线,交于点Q.则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b6d8eaacc2d999b37209feba103f9ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e6c9cc3faafc23661cf4be986c198bc.png)
A.![]() |
B.若![]() ![]() ![]() |
C.![]() ![]() |
D.![]() ![]() |
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2024-04-11更新
|
183次组卷
|
2卷引用:安徽省名校芜湖市第一中学2022-2023学年高二上学期12月份教学质量检测数学试题
4 . 已知双曲线
的左焦点为
,直线
经过左焦点
与双曲线的左支分别交于两点
,点
是右支上一点,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4058fc45c49e6710ba7e273cb7888704.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/01c74a907dda6bb7d9d56d009d9df253.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.当直线![]() ![]() ![]() |
B.线段![]() |
C.![]() ![]() |
D.当点![]() ![]() ![]() ![]() |
您最近一年使用:0次
5 . 已知椭圆C:
过点
,直线
与椭圆
交于
两点,且线段
的中点为
为坐标原点,直线
的斜率为
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dd54b9df3402ad91e2d34c40efe0c7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3a1baa2dbbdb3bca1776d10b288cd3d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73533688e2820dacba2199ba6087bd4e.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/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/876f208635a511c8dc89da1dad21c868.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
A.![]() ![]() |
B.![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() ![]() ![]() ![]() |
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名校
6 . 在边长为2的正方体
中,动点
满足
,
且
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34b93364f416d0ceadcc84387ae12e83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/722cf568777f083d83424c02c5890825.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f59b580adf6193c35d22749499280a.png)
A.当![]() ![]() ![]() |
B.当![]() ![]() ![]() ![]() |
C.当![]() ![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024-02-24更新
|
2069次组卷
|
6卷引用:湖南省邵阳市邵东市第一中学2023-2024学年高二下学期3月月考数学试题
湖南省邵阳市邵东市第一中学2023-2024学年高二下学期3月月考数学试题广西壮族自治区南宁市第三中学、柳州高级中学2024届高三下学期一轮复习诊断性联考数学试卷(已下线)专题04 立体几何(已下线)压轴小题7 探究立体几何中的动态问题(已下线)压轴题04立体几何压轴题10题型汇总-1河南省信阳市新县高级中学2024届高三考前第六次适应性考试数学试题
名校
解题方法
7 . 如图,在直四棱柱
中,底面
为菱形,
为
的中点,点
满足
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c41258baa6ddd40fe74d9a0f0f2a398.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866bf34d3d5e15836ecf6888d62a6e43.png)
A.若![]() ![]() |
B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() |
D.若![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024-02-20更新
|
1229次组卷
|
3卷引用:山西省运城市康杰中学2023-2024学年高二下学期开学考试数学试题
名校
解题方法
8 . 已知曲线
为
上一点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/876b36fff656422c9099828bcb02fb7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
A.![]() ![]() |
B.曲线![]() |
C.![]() ![]() |
D.过点![]() ![]() ![]() |
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9 . 已知椭圆
:
的左右焦点分别为
,
,且点
是直线
上任意一点,过点
作
的两条切线
,
,切点分别为
,则( )
![](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/f5076289823db419f94e9c0c8f4aafd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fb78c5f885034612c0e030b920143d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f23d29646155e27b172ecdf263e2d702.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/b66a5b7813e902306477f91f9f4084cd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e5c62f22d7afc5627fcb86599faa8e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01c74a907dda6bb7d9d56d009d9df253.png)
A.![]() | B.A,![]() ![]() |
C.A,![]() | D.![]() |
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10 .
为坐标原点,以
为准线,
为焦点的抛物线
的方程为:
.过
的直线交
于
两点,
于
于
为线段
的中点.下列选项正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.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/745de5ef1fd897d16e37464172d5e8c9.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/e0e627296086a74b6bec2c13f48ce3ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dcd0a07c239333bc9245de3b833043b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96e71abd446a59195761c7b1684d73dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5889e1f093f2c35273d3132ef8434e4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
A.![]() ![]() |
B.![]() |
C.直线![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
D.![]() ![]() |
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