解题方法
1 . 在空间直角坐标系中,点
为平面
外一点,其中
、
,若平面
的一个法向量为
,则点
到平面
的距离为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cc5de1e40fd95337b5e92509d25ec88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/879d3f360a44c1490523d4bd285a3a29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fffdb8b12052e9779cc91977a1043022.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f3a712e6bbb00663aac412feb80243d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
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解题方法
2 . 已知四棱锥
的底面为边长为1的菱形且
,
平面ABCD,且
,M,N分别为边PB和PD的中点,
平面
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7330af1eaa4fbb442ebc7b47be6b6d7a.png)
______ ,四边形AMQN的面积等于______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea4f5eec0addba78f2e0cdfb7ecc59a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc532cfe64300cb3da9e04a307c957a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/757489b22e7c59387705e75c8d28d902.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8483253b835f9e8afa345fd293940418.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7330af1eaa4fbb442ebc7b47be6b6d7a.png)
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2024高二上·全国·专题练习
3 . 在平面
中,点
,若
,且
为平面
的法向量,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
____ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3ac7c339a156853e095bd8d01ff0d7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9f0da47481319c3de98edcdfc0c983a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/070d1ea22a92808dad7489438c239629.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2d67321ace1e6b3be0fc0e5e8130022.png)
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4 . 如图,四棱柱ABCD-A1B1C1D1为正方体,
①直线DD1的一个方向向量为
;
②直线BC1的一个方向向量为
;
③平面ABB1A1的一个法向量为
;
④平面B1CD的一个法向量为
;
则上述结论正确的是___________ (填序号)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/17/19929bb0-66c9-4dd8-9006-8f10acb6d4be.png?resizew=167)
①直线DD1的一个方向向量为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe23a9eeae59b3fdf1302b1d22301ad5.png)
②直线BC1的一个方向向量为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/068b7ce272ebb01cb679bcdbabf64aa1.png)
③平面ABB1A1的一个法向量为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52de1861d246ea4a2e8bcf36315de77b.png)
④平面B1CD的一个法向量为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c37c96c0e0b232eed99ae5e300ea1e6c.png)
则上述结论正确的是
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解题方法
5 . 如图,在四棱锥
中,
平面
,底面
是矩形,
,
,
是
上的点,直线
与平面
所成的角是
,则
的长为______ .
![](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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73e20837a66df1185d5fbed39060e8c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78e7c0d7e49c2025a68fd71fb6a661bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b37793a3a810e823e10c340986f55ddd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1e2fd1d179d6533a26734ea393eebc8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
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6 . 《九章算术》中,将四个面都为直角三角形的四面体称为鳖臑.在鳖臑
中,
平面
,
,
.若建立如图所示的“空间直角坐标系”,则平面
的一个法向量为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21f9157fce2a8339d281178c7c0bccbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca67a5b8f69507c8b80379e86f90a8ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a20cb14fea4a7cad4b7775a3dd67df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d7647acc2d246190cb5fb3ad9656055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4eb7e9ad5486cf1c5e506b20c5469e8.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/5/ab6704fe-5641-4ebe-a995-0c30862b6005.png?resizew=128)
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名校
解题方法
7 . 某公园有一个坐落在水平地面上的大型石雕,如图是该石雕的直观图.已知该石雕是正方体截去一个三棱锥后剩余部分,
是该石雕与地面的接触面,其中
是该石雕所在正方体的一个顶点.某兴趣小组通过测量
的三边长度,来计算该正方体石雕的相关数据.已知测得
,则该石雕最高点
到地面的距离为__________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cffa9a602d3928fb50ad327cc8409c4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e15e00f40396e914d1d9955bd7785f1f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/30/6ac712e6-8f21-4007-977d-70fc8bee94f9.png?resizew=136)
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2023-12-30更新
|
797次组卷
|
6卷引用:河北省沧州市部分学校2023-2024学年高二上学期12月月考数学试题
河北省沧州市部分学校2023-2024学年高二上学期12月月考数学试题山东省日照市2024届高三上学期12月校际联合考试数学试题广东省珠海市第一中学2024届高三上学期期末模拟数学试题山东省潍坊市安丘市青云学府2024届高三上学期期末适应性考试数学试题(已下线)专题13 空间向量的应用10种常见考法归类(4)(已下线)模块7 空间几何篇 第2讲:立体几何的截面问题【练】
名校
解题方法
8 . 在
中,
,
分别是
上的点,满足
且
经过
的重心,将
沿
折起到
的位置,使
,
是
的中点,如图所示.点
(
不与端点
重合)在线段
上,使平面
与平面
垂直,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4d6be5a69d0ea2567c886cc8d800804.png)
__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9453c18e40f13c75f430e2286f91e6c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3a51949f48ee8cf746851ba779b078e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86cae7cc6665dc8edfb9060075b3afb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95a078495ba47076ccaa28b46f765d80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3aa2a83fed9bf4cb09d84a980452e346.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdb2fef4031c10abc18c8747af6b9a8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10d8eb4a9f462ca0c1d49c3fe91e720d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0b3c60399065a6979ef25c46f7ec949.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e26d9636ad77369535852c6e4493446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70db40c42655327adee01caedfc9d50c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95d4248d9672aa3436ea1d9f1e267edf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4d6be5a69d0ea2567c886cc8d800804.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/30/c807c48c-ffdd-4b60-b533-c307af83d2b5.png?resizew=250)
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9 . 在
中,
.向量
为平面
的一个法向量,则
的坐标为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6870813e55878c72f01df2cdf2846dcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1b8a88a16125366536cb4ad658e0cf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1b8a88a16125366536cb4ad658e0cf1.png)
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解题方法
10 . 已知
,
,
,
,则点
到平面
的距离为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2d977eaaf129783581dcee97f44c96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fffdb8b12052e9779cc91977a1043022.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54f6825059d3ddcae7167f01bf22917e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39fc2030ca89523b02c2ad5cb9777ec5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
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