名校
解题方法
1 . 如图正方体
中,M,N分别是
,
的中点,则正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/5d3a414f-0f0d-454a-89ff-c787f50e0ca4.png?resizew=155)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c09eec4e14a861af83d7828797d176.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe734023d4e70010a6b2cc3267cb86e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/5d3a414f-0f0d-454a-89ff-c787f50e0ca4.png?resizew=155)
A.![]() ![]() |
B.![]() ![]() ![]() |
C.![]() ![]() ![]() |
D.![]() ![]() ![]() ![]() |
您最近一年使用:0次
2022-03-27更新
|
625次组卷
|
2卷引用:四川省巴中市南江中学2021-2022学年高二上学期12月月考数学(理)试题
2 . 已知
,
是两个不重合的平面,m,n是两条不重合的直线,则下列命题不正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
A.若![]() ![]() ![]() | B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() | D.若![]() ![]() ![]() ![]() |
您最近一年使用:0次
2022-01-08更新
|
402次组卷
|
2卷引用:四川省内江市第六中学2021-2022学年高二上学期第二次月考文科数学试题
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3 . 如图,棱长为6的正方体
中,M,N分别是
,
的中点,则平面BMN与正方体表面的交线所围成多边形的周长为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/394c5d2f55221975503be8aa18022480.png)
![](https://img.xkw.com/dksih/QBM/2021/12/29/2882847505612800/2889839222218752/STEM/44eb9a3b-dbad-4a89-aed4-366c0e6ede0e.png?resizew=181)
您最近一年使用:0次
名校
解题方法
4 . 已知
表示直线,
表示平面,有下列命题:
①若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7412746f57570971fd4dc86a5853a3d7.png)
②若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a454eb406d21dc2367ad24fc88f2ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3544c836718677375096543237755954.png)
③若
相交,且都在
外,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee41be5a64ace909debe281c9eee98cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a454eb406d21dc2367ad24fc88f2ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d5cedbd66abdd49b7b7f3a8e7421f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3544c836718677375096543237755954.png)
④若
则
.
⑤若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84d75ed280afd0f18f1c4d10331cecf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/999a4addc216ac183ba15467fdbbf0b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b833cd8e0727b81ae64145b6d74a6a1.png)
以上命题中,真命题是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4ba35b28cd0dcbe744ae4aa755a8ee9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7412746f57570971fd4dc86a5853a3d7.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a454eb406d21dc2367ad24fc88f2ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/309e811a3e8163e532a5b6111a199e6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3544c836718677375096543237755954.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee41be5a64ace909debe281c9eee98cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a454eb406d21dc2367ad24fc88f2ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d5cedbd66abdd49b7b7f3a8e7421f69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/511110951e4e9a3a5dc4fc07461e617f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3544c836718677375096543237755954.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09af743bac3f645e83e9f3737822a2e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed6d8dcd07ffe20d7b6241d50eed2f31.png)
⑤若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84d75ed280afd0f18f1c4d10331cecf3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/999a4addc216ac183ba15467fdbbf0b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895d6f710d5f67e1d4c7408d50d77281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b833cd8e0727b81ae64145b6d74a6a1.png)
以上命题中,真命题是( )
A.②③⑤ | B.④⑤ | C.③⑤ | D.③④ |
您最近一年使用:0次
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5 . 在正方体
中,
分别为棱
的中点,P是线段
上的动点(含端点),则下列结论正确的个数( )
①![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66255baca88d896a61321a72cad75699.png)
②
平面![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc704b98f4ed2c7359a7a5b6498b5290.png)
③
与平面
所成角正切值的最大值为![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
④当P位于
时,三棱锥
的外接球体积最小
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84f23a20779cbf15d4300ffc69f27f14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c26020fd4f4a73573c390e0ee37f202a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22e35c2455d72eb2ef44c010d7d4b6b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66255baca88d896a61321a72cad75699.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4557a368725226f2c8ea2efb7d30e478.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc704b98f4ed2c7359a7a5b6498b5290.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc5adb5eb60ae4435a12d93854066298.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bacae35b6e16a0a33c2bdc6bc07df7.png)
④当P位于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77fcf9557cfac39754ae2bc17a52cfaf.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
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|
893次组卷
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3卷引用:四川省乐山市十校2021-2022学年高二上学期期中考试数学(理)试题
四川省乐山市十校2021-2022学年高二上学期期中考试数学(理)试题上海市南洋模范中学2021-2022学年高二上学期12月月考数学试题(已下线)三轮冲刺卷01-【赢在高考·黄金20卷】备战2022年高考数学(理)模拟卷(全国卷专用)
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6 . 已知
,
为两条不同的直线,
,
为两个不同的平面,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
A.若![]() ![]() ![]() | B.若![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() | D.若![]() ![]() ![]() |
您最近一年使用:0次
2021-11-02更新
|
2496次组卷
|
11卷引用:四川省广安市广安代市中学校2021-2022学年高二11月月考数学(文)试题
四川省广安市广安代市中学校2021-2022学年高二11月月考数学(文)试题广东省惠州市2022届高三上学期第二次调研(10月)数学试题(已下线)第10课时 课中 空间中平面与平面的平行(已下线)专题19 立体几何综合小题必刷100题-【千题百练】2022年新高考数学高频考点+题型专项千题百练(新高考适用)陕西省宝鸡市渭滨区2022届高三下学期二模理科数学试题陕西省宝鸡市渭滨区2022届高三下学期二模文科数学试题北京市西城区第十三中学2021-2022学年高一数学6月线上测试试题黑龙江省牡丹江市第二高级中学2022-2023学年高三上学期第三次阶段性测试数学试题4.4.1 平面与平面平行的性质4.4.1 平面与平面平行广东省四校联考2023-2024学年高三上学期11月月考数学试题
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7 . 若直线
与平面
相交,则直线
与平面
内的任意一条直线
的位置关系不可能的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
A.相交 | B.异面 | C.平行 | D.垂直 |
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8 . 设a,b是两条不同的直线,
是两个不同的平面.有下列四个命题:
①若
,则
且
;
②若
,则
;
③若
,则
;
④若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4d6a7aec04e1d5768ef830b534460a7.png)
其中正确的命题有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc70b7f7d77515e575a2823231b34797.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b330d69a949d9b55f4b6f18f47e0a37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb74d1dd9a5c29da15e6cdaae435af86.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92229fb9100d35841e429f1d26a361b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73f345365fe0a1986b80299f7a99a306.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/219e9d65dda92c4c363747859fcae12f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5986f2991d45fbf3578f08f27d9fd7e.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da95d1cce8a4c2e6c0658bf90773bd0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4d6a7aec04e1d5768ef830b534460a7.png)
其中正确的命题有( )
A.0个 | B.1个 | C.2个 | D.3个 |
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4卷引用:四川省眉山市仁寿县四校联考2021-2022学年高二上学期期中数学试题
名校
解题方法
9 . 如图,在直四棱柱
中,下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/2021/9/25/2815636561592320/2819100463906816/STEM/c3beba1293be433f96b79470449d81c8.png?resizew=166)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/2021/9/25/2815636561592320/2819100463906816/STEM/c3beba1293be433f96b79470449d81c8.png?resizew=166)
A.![]() ![]() |
B.![]() ![]() |
C.![]() |
D.![]() ![]() ![]() ![]() |
您最近一年使用:0次
2021-09-30更新
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2160次组卷
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10卷引用:四川省眉山市彭山区第一中学2021-2022学年高二上学期10月月考数学(理)试题
四川省眉山市彭山区第一中学2021-2022学年高二上学期10月月考数学(理)试题湖南省湘潭市2021-2022学年高三上学期一模数学试题(已下线)第9课时 课后 空间中直线与平面的平行(已下线)考点31 直线、平面平行与垂直的判定与性质-备战2022年高考数学典型试题解读与变式(已下线)考点32 异面直线所成的角-备战2022年高考数学典型试题解读与变式(已下线)专题06 空间向量与立体几何(突破训练)-备战2022年高考数学二轮复习重难考点专项突破训练(全国通用)(已下线)专题2 点、直线、平面之间的位置关系-学会解题之高三数学321训练体系【2022版】(已下线)第10练 空间点、直线、平面的位置关系-2022年【暑假分层作业】高一数学(人教A版2019必修第二册)江苏省徐州市邳州市文华高级中学2022-2023学年高一下学期第二次月考数学试题江苏省宿迁北附同文实验学校2022-2023学年高一下学期5月月考数学试题
10 . 在棱长为1的正方体
中,
为线段
上的动点,下列说法正确的是________ .(1)对任意点
,
平面
; (2)三棱锥
的体积为
;(3)线段
长度的最小值为
;(4)存在点
,使得
与平面
所成角的大小为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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