1 . 如图,在平行六面体
中,底面
是正方形,
为
与
的交点,则下列条件中能成为“
”的必要条件有( )
![](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/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cfbc0b5a8fbde804bd8425a4b76d207.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebf9739243b8b93eec973e969d31ffc2.png)
A.四边形![]() |
B.平面![]() ![]() |
C.平面![]() ![]() |
D.直线![]() ![]() |
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解题方法
2 . 已知正方体
的棱长为1,点
满足
,
(
与
三点不重合),则下列说法正确的是( )
![](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/11ae7072624587654d162548a80d7a1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6da55fea580ca1efa66cb4de0d24a20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3ccc6b9e27a149ffb7b2196eda25bb0.png)
A.当![]() ![]() ![]() |
B.当![]() ![]() ![]() |
C.当![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() |
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名校
解题方法
3 . 如图,在四棱锥
中,底面
是正方形,侧面
为等边三角形,
,平面
平面
,点M在线段
上运动(不含端点),则下列说法错误的是( )
![](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/852aabd89edffc1b94344ff3f1f31ccd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b80ee363635d73f601654339028daec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93edc7bb513f40a89173121c8570cd65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
A.平面![]() ![]() |
B.存在点M使得![]() |
C.当M为线段![]() ![]() ![]() ![]() |
D.![]() ![]() |
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2023-10-09更新
|
284次组卷
|
2卷引用:山西省运城市康杰中学2023-2024学年高三第十九次大型考试数学仿真训练试题
4 . 直四棱柱
中,底面
是边长为1的正方形,
,
,
分别是棱
,
的中点,过直线
的平面分别与棱
,
交于
,
,下列表述正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3da8c338342e38c9aa3f274c053fd5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93427e43a78a3cae148cd701000d67d5.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/6024fd4532f5f981deac4582c799a6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ecac2dad4cffdd971fd23deacff3fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6655cc150ddc9deba2254780984d0024.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82b25f3ea33cc08b1e2a0d9c3a9dccaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/21/4eb66fc4-56f5-48ee-abac-4834684a0448.png?resizew=120)
A.平面![]() ![]() |
B.四边形![]() ![]() |
C.当![]() ![]() ![]() |
D.四棱锥![]() ![]() |
您最近一年使用:0次
5 . 如图,四棱锥
的底面
是正方形,
平面ABCD,
,
是线段
的中点,
是线段
上的动点,则以下结论正确的是( )
![](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/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/829f9180ddd9aa1a0ee0dc520f4e0b5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
A.平面![]() ![]() |
B.直线![]() ![]() ![]() |
C.二面角![]() ![]() |
D.线段![]() ![]() ![]() ![]() |
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2023-07-03更新
|
612次组卷
|
5卷引用:山西省三重教育2022-2023学年高一下学期期末数学试题
解题方法
6 . 在四面体ABCD中,
,
,
,E为CD的中点,
为等边三角形,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60be75991abc04f536fa6e540f615a04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d4746df85049d1651d3f6c30212a7a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f144992e1cbee34868abce1e5ad38c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb49df05f2e31d005735c3f14a21d30.png)
A.平面![]() | B.![]() |
C.异面直线AB与CD所成角为![]() | D.异面直线AC与BE所成角为![]() |
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7 . 如图,在正方体
中,下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/13/b43e87a5-7690-4156-8787-24bc67f515f9.png?resizew=157)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/13/b43e87a5-7690-4156-8787-24bc67f515f9.png?resizew=157)
A.![]() ![]() ![]() | B.![]() ![]() |
C.平面![]() ![]() ![]() | D.平面![]() ![]() |
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2022-12-22更新
|
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6卷引用:山西省晋城市泽州县晋城一中教育集团南岭爱物学校2022-2023学年高二上学期1月期末调研考试数学试题
山西省晋城市泽州县晋城一中教育集团南岭爱物学校2022-2023学年高二上学期1月期末调研考试数学试题安徽省部分学校2022-2023学年高三上学期12月联考数学试题(已下线)8.6.3平面与平面垂直(已下线)8.6.3 平面与平面垂直(2)-2022-2023学年高一数学《考点·题型·技巧》精讲与精练高分突破系列(人教A版2019必修第二册)(已下线)专题09 基本图形的平行与垂直-期中期末考点大串讲(苏教版2019必修第二册)云南省昆明市官渡区云南大学附属中学星耀学校2022-2023年高一下学期期中考试数学试题
8 . 已知四棱锥S-ABCD的底面是矩形,
,则下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c21359629cd9d343baa865d890ad6e90.png)
A.平面SAD⊥平面SAB |
B.BC⊥平面SAB |
C.直线SC与平面ABCD所成角的正弦值为![]() |
D.四棱锥S-ABCD外接球的表面积为13![]() |
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2022-11-08更新
|
316次组卷
|
2卷引用:山西省太原市2023届高三上学期期中数学试题
名校
解题方法
9 . 如图,正方体
中,顶点A在平面
内,其余顶点在
的同侧,顶点
,B,C到
的距离分别为
,1,2,则( )
![](https://img.xkw.com/dksih/QBM/2022/4/28/2967973908578304/2969179699470336/STEM/553e8586-031e-45e2-861f-8d5d75192078.png?resizew=201)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35361e76a7c85d1886728c8d0200b234.png)
![](https://img.xkw.com/dksih/QBM/2022/4/28/2967973908578304/2969179699470336/STEM/553e8586-031e-45e2-861f-8d5d75192078.png?resizew=201)
A.![]() ![]() | B.平面![]() ![]() |
C.直线![]() ![]() ![]() ![]() | D.正方体的棱长为![]() |
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2022-04-30更新
|
2253次组卷
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3卷引用:山西省晋城市第一中学校2023-2024学年高三上学期第十二次调研考试数学试题
10 . 在四棱锥
中,已知
底面
,且底面
为矩形,则下列结论中正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
A.平面![]() ![]() | B.平面![]() ![]() |
C.平面![]() ![]() | D.平面![]() ![]() |
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2021-09-23更新
|
282次组卷
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3卷引用:山西省太原市英才学校高中部2022-2023学年高一下学期6月月考数学试题