名校
解题方法
1 . 已知
、
、
是三个不同的平面,
、
、
是三条不同的直线,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5858ee1ce52b251816757257a11c29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f435efcc7869eec21bdba1ed81dc3f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
A.若![]() ![]() ![]() | B.若![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() | D.若![]() ![]() ![]() |
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昨日更新
|
1114次组卷
|
6卷引用:核心考点5 立体几何中的位置关系 A基础卷 (高一期末考试必考的10大核心考点)
(已下线)核心考点5 立体几何中的位置关系 A基础卷 (高一期末考试必考的10大核心考点)(已下线)第1套 复盘提升卷 (基础)【高一期末复习全真模拟】(已下线)期末测试卷03-《期末真题分类汇编》(上海专用)(已下线)期末测试卷02-《重难点题型·高分突破》(人教A版2019必修第二册)福建省部分优质高中2023-2024学年高一下学期第二次阶段性检测数学试题上海市松江二中2023-2024学年高三下学期5月月考数学试题
名校
解题方法
2 . 如图,在正方体
中,点
是棱
上的一个动点,平面
交棱
于点
,则下列命题中不正确的是( )
![](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/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c241f900cb6ed341c137a3d71216a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
A.存在点![]() ![]() ![]() |
B.对于任意点![]() ![]() |
C.四边形![]() ![]() |
D.三棱锥![]() ![]() |
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名校
解题方法
3 . 已知四棱锥
,底面
为矩形,
,
,
分别是
,
,
的中点.证明:
平面
;
(2)
平面
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de22059d7d80f24817235269e9bb1ffe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e582d73b96ba649378379c3074d506d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12d8677ae5ca7acf874d93789425d172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffe8a84ca3a13f82aff1a022edc66065.png)
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名校
解题方法
4 . 如图,在棱长为1的正方体
中,点
在线段
上运动,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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7f6f93171329d508d491143b9d71f7b.png)
A.平面![]() ![]() | B.三棱锥![]() |
C.在![]() ![]() ![]() ![]() | D.![]() |
您最近一年使用:0次
名校
5 . 如图,已知正方体
的棱长为3,点
分别在棱
上,满足
,点
在正方体的面
内,且
平面
,则线段
长度的最小值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0a438de4d260b84dfde7d0fd492b9c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0c74ce7227f6d1f180daaf6b83abb4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/738b4cd3d2e93767d70f96e8be8918bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eae80f09dae8acbe1e5e27bd5c4d8164.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e935bb9d7b7115429edbd1e7469af65.png)
A.![]() | B.3 | C.![]() | D.![]() |
您最近一年使用:0次
2024-06-15更新
|
933次组卷
|
4卷引用:专题07 球与几何体的切、接及立体几何最值问题-期末考点大串讲(苏教版(2019))
(已下线)专题07 球与几何体的切、接及立体几何最值问题-期末考点大串讲(苏教版(2019))湖南省名校联考联合体2023-2024学年高一下学期期中考试数学试题(已下线)专题3 学科素养与综合问题(单选题8)黑龙江省哈尔滨市第一中学校2023-2024学年高一下学期第三次质量检测数学试题
解题方法
6 . 如图所示,在正方体
中,M是棱
上一点,平面
与棱
交于点N.给出下面几个结论,其中所有正确的结论是( )
①四边形
是平行四边形;②四边形
可能是正方形;③存在平面
与直线
垂直;④任意平面
都与平面
垂直.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2b60b2457c371a51698973224606852.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d88bf46ad08f9677c37eed1d0369329.png)
①四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2213cbd7555ee2a50435f9484d963c6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2213cbd7555ee2a50435f9484d963c6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2213cbd7555ee2a50435f9484d963c6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a851907ada2ac2c3c4880a6736d28a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2213cbd7555ee2a50435f9484d963c6b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13cfdc6224181d44e63aab43ddaf07ef.png)
A.①② | B.③④ | C.①④ | D.①②④ |
您最近一年使用:0次
解题方法
7 . 如图,正三棱柱
的底面边长是2,侧棱长是
,
为
的中点,
是侧面
内的动点,且
平面
,则点
的轨迹的长度为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e168672b47d7e64dc1b404f8882c7dcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7592c4f01c8e06c7ee90df5b9413a9f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea848cd2aa3a464618020475097949fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
A.![]() | B.2 | C.![]() | D.4 |
您最近一年使用:0次
名校
解题方法
8 . 在四棱锥
中,底面是平行四边形,
在
上,且
.
为
中点,求证:
平面
;
(2)侧棱
上是否存在一点
,使得
平面
.若存在,求
的值;若不存在,试说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd9d033f15598a1b498b0a4ea21fbd20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/defa5b53043ae802bb1af7d14374406d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b165d3a4c4aa784e0d66cadaff8f64e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c2bc5e50b8dfa02601c70822252854a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9428c4a6a25d360a036aaf0a92e40988.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bc46688d8723cf2003fc25890265200.png)
(2)侧棱
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a6e2867f32d3f1c3cd36cd3a11a8580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52b2ba2a78454b3c560ca893d694a227.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0628681907ac8d7fdb94d8bc1b15feb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a07f232da44a98f260357e304b51ca1.png)
您最近一年使用:0次
9 . 设
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
;
②若
则
;
③若
, 则
;
④若
则
.
其中正确命题的序号是( )
![](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/9cdaebdd9f1276ba8f86827068451c38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a1feff13fa9a17b5e44abd0c8b7f22e.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daaf5dfa9ff35661d3a8e5489caa017e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4042f9c51f83e3367d496e851735d7f9.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a1049a3fc22fd7236f6f7d0fa2e33e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a53cd751c44ad4d9ebd8e3243e751321.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b24391aeea37d9e0cd3075d460b87ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f4ded3c4bc7a2212f2a0eb5f9753de5.png)
其中正确命题的序号是( )
A.① | B.② | C.③ | D.④ |
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