名校
1 . 设
是两条不同的直线,
是两个不同的平面,给出下列四个命题中错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4e288596fa3811dd2c17bded60e82e7.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.若![]() ![]() |
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2021-09-10更新
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4卷引用:江西省宜春市丰城市第九中学2020-2021学年高二下学期第三次月考数学(文)试题
江西省宜春市丰城市第九中学2020-2021学年高二下学期第三次月考数学(文)试题江西省南昌市八一中学2021-2022学年高二下学期期中线上测试数学(文)试题(已下线)2022年全国高考乙卷数学(文)试题变式题20-23题(已下线)2022年全国高考乙卷数学(文)试题变式题9-12题
解题方法
2 . 一个几何体的三视图如图所示,则该几何体两两垂直的平面共有( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/54d4b067-f305-42b0-86bf-a0c78787f0ce.png?resizew=163)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/54d4b067-f305-42b0-86bf-a0c78787f0ce.png?resizew=163)
A.4对 | B.5对 | C.6对 | D.7对 |
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3 . 如图,PA垂直于矩形ABCD所在的平面,则图中与平面PCD垂直的平面是( )
A.平面ABCD | B.平面PBC |
C.平面PAD | D.平面PAB |
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解题方法
4 . 如图,在四面体
中,
,
,
分别是棱
的中点,则下列结论中不一定成立的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/3/03fecf99-d32d-498e-9030-058e8fa2fbd3.png?resizew=161)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a351136b18bc7d3bd5122332772ab23b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c383691e8d740830a865b12d66f7633.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/927456b0989846a2f1573844bbaa2105.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9e661d825b7a6061e4d26fe5c53df73.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/3/03fecf99-d32d-498e-9030-058e8fa2fbd3.png?resizew=161)
A.![]() ![]() | B.![]() ![]() |
C.平面![]() ![]() | D.平面![]() ![]() |
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2020-02-13更新
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3卷引用:人教A版(2019) 必修第二册 过关斩将 第八章 8.6 空间直线、平面的垂直 8.6.3 平面与平面垂直
名校
5 . 如图,
为圆
的直径,
,
垂直于圆
所在的平面,
为圆周上不与点
、
重合的点,
于
,
于
,则下列不正确的是
![](https://img.xkw.com/dksih/QBM/2019/3/21/2165481620463616/2165827932692480/STEM/7106a354-6ea7-47de-9d95-812aa74d9b2b.png?resizew=199)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01f3f099c1dd24c4ac495c488a457a1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de0c0ca8b4d386c9cec6f82d61616bd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04fc0b3ec075acc4214d81086da6a1a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bed042f2f69d038b6b5c08c9ffb18a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://img.xkw.com/dksih/QBM/2019/3/21/2165481620463616/2165827932692480/STEM/7106a354-6ea7-47de-9d95-812aa74d9b2b.png?resizew=199)
A.平面![]() ![]() | B.平面![]() ![]() |
C.平面![]() ![]() | D.平面![]() ![]() |
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2019-03-22更新
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3卷引用:【市级联考】湖北省黄冈市八模2019届高三理科数学模拟测试题
名校
6 . 如图,四棱锥
的底面为正方形,
底面
,则下列结论中不正确的是
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/31/8e07666a-6800-4def-960d-4cb990d7498f.png?resizew=170)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faeb97acf19bd3b2c6c77c2814df4d2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fb2e071d4e01107dcf7d95cbb86b415.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/31/8e07666a-6800-4def-960d-4cb990d7498f.png?resizew=170)
A.![]() |
B.![]() ![]() |
C.平面![]() ![]() |
D.![]() ![]() ![]() ![]() |
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2019-02-28更新
|
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4卷引用:【全国百强校】陕西省西安中学2018-2019学年高一上学期期末考试数学试题
名校
7 . 如图, 在正方体
中,
, 过直线
的平面
平面
,则平面
截该正方体所得截面的面积为
![](https://img.xkw.com/dksih/QBM/2018/6/6/1961425506582528/2008015797813248/STEM/be2afc55d0a64447b08a54ca557cf5f3.png?resizew=168)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6218c8132b7fe0055db90671fef9c76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfbc0b5a8fbde804bd8425a4b76d207.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fa807136194c18d3ac58902c67f9333.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7935fe3125f247b7bea4f065ce9ad985.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://img.xkw.com/dksih/QBM/2018/6/6/1961425506582528/2008015797813248/STEM/be2afc55d0a64447b08a54ca557cf5f3.png?resizew=168)
A.![]() | B.![]() | C.![]() | D.![]() |
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2018-08-11更新
|
1332次组卷
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4卷引用:【全国百强校】黑龙江省哈尔滨市第六中学2018届高三下学期考前押题卷(一)数学(理)试题
【全国百强校】黑龙江省哈尔滨市第六中学2018届高三下学期考前押题卷(一)数学(理)试题江西省会昌中学2018-2019学年高二上学期第一次月考数学(理)试卷(已下线)数学-学科网2021年高三3月大联考考后强化卷(山东卷)江苏省无锡市梅村高级中学2020-2021学年高二下学期期中数学试题