名校
解题方法
1 . 如图,点
是棱长为2的正方体
的表面上一个动点,
是线段
的中点,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](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/11ddc92d84d188c66b435664a7e7b5a4.png)
A.若点![]() ![]() ![]() ![]() |
B.当点![]() ![]() ![]() ![]() |
C.当直线AP与AB所成的角为![]() ![]() ![]() |
D.当![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
2 . 已知四棱锥
的底面
是边长为
的正方形,
,
平面
,
为线段
的中点,若空间中存在平面
满足
,
,记平面
与直线
分别交于点
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90271643a96d65b3b092fbbdbd61eea0.png)
______ ,四边形
的面积为______ .
![](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/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/967f74b8993c61634ceed95edca05ffd.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/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3dd3fc7dc95d1af9eafb1ea58dd48a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e049faf8852317b6c046904a39134c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a211a44ffb09c7413dac58e9cea70fd9.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/90271643a96d65b3b092fbbdbd61eea0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a255eabf4d401236e1f1a9f35667ba9.png)
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名校
3 . 在棱长为2的正方体
中,点E,F分别为棱
,
的中点,过点
的平面
与平面
平行,点
为线段
上的一点,则下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11875255224766f69d7fda20c2b12f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22adbc0da438220f9cace11b629d799b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bf9628142422a4884bd59538da6d312.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d8772aa893a9c1d40f714cb25701701.png)
A.![]() |
B.若点![]() ![]() ![]() ![]() |
C.底面半径为![]() ![]() ![]() |
D.直线![]() ![]() ![]() |
您最近一年使用:0次
2024-04-15更新
|
1110次组卷
|
2卷引用:江西省八所重点中学2024届高三下学期4月联考数学试卷
名校
解题方法
4 . 如图,四棱柱
底面
是边长为2的正方形,侧棱
底面
,且
,P是线段
上一点(包含端点),Q在四边形
内运动(包含边界),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/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5845ccc0d735dc14c92a8926d9b1def6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cf90bac174f02c4552e56df4d910bd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9fe734023d4e70010a6b2cc3267cb86e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ebb05874eb3353d754af24c9974273e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/25/8a840ee5-1b29-40d1-8635-750dbcd3d323.png?resizew=154)
A.该四棱柱能装下球的最大半径是1 |
B.点![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.![]() |
您最近一年使用:0次
2023·全国·模拟预测
5 . 如图,在长方体
,中,点
在平面
内的射影为
,则下列正确结论的序号为( )
①多面体
的外接球的表面积等于三棱锥
的外接球的表面积;
②点
为
的垂心;
③
﹔
④
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/30/5eefdbb1-b81d-4e81-aff7-808721253116.png?resizew=163)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7935fe3125f247b7bea4f065ce9ad985.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
①多面体
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccb45fee1f7160ebdafe57dfcb5c4733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab9e8d0969ba6da74d8b5b6c1ad993e6.png)
②点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07c967c9b3f669ea78edd838e1d8b59e.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d93933a3d5c93d3ab98923ede672c63c.png)
④
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e3a766babd7c8853cf4b1aacc68a563.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/30/5eefdbb1-b81d-4e81-aff7-808721253116.png?resizew=163)
A.①②④ | B.①② | C.①③④ | D.②④ |
您最近一年使用:0次
名校
6 . 在三棱锥
中,
平面
,
,
,则三棱锥
外接球表面积的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca5dd496ee0c1170ef6dcc48266ee444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca67a5b8f69507c8b80379e86f90a8ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4d55f04e36983c3eac152f8006f3cf1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df01d40611ad128b314244ac8090cd95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
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2023-11-18更新
|
1076次组卷
|
6卷引用:辽宁省大连市育明高级中学2023-2024学年高三上学期期中数学试题
辽宁省大连市育明高级中学2023-2024学年高三上学期期中数学试题广东省中山市第一中学2024届高三第一次调研数学试题浙江省名校协作体2023-2024学年高二下学期开学适应性考试数学试题(已下线)第二章 立体几何中的计算 专题六 几何体的外接球、棱切球、内切球 微点10 切瓜模型综合训练【基础版】(已下线)第5题 立体几何中以外接球为背景的最值问题(压轴小题)(已下线)第13章 立体几何初步 章末题型归纳总结 (1)-【帮课堂】(苏教版2019必修第二册)
名校
解题方法
7 . 已知
是半径为2的球面上的三个定点,且
,若
是该球面上的动点,且
,则下列结论正确的为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03ddc3178cc8ac2e034fe3b1723b4bdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fbddb854a1a634484936c64ab4a9102.png)
A.有且仅有两个点![]() ![]() |
B.有且仅有两个点![]() ![]() ![]() ![]() |
C.![]() ![]() |
D.![]() ![]() |
您最近一年使用:0次
名校
8 . 在正方体
中,
是侧面
上一动点,下列结论正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ebb05874eb3353d754af24c9974273e.png)
A.三棱锥![]() |
B.若![]() ![]() ![]() ![]() ![]() |
C.若![]() ![]() ![]() ![]() |
D.若![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2023-07-17更新
|
1103次组卷
|
5卷引用:四川省宜宾市2022-2023学年高一下学期期末数学试题
四川省宜宾市2022-2023学年高一下学期期末数学试题四川省成都外国语学校2023-2024学年高二上学期9月月考数学试题重庆市第八中学校2023-2024学年高二上学期第一次月考数学试题重庆市渝北中学校2024届高三上学期12月月考数学试题(已下线)第二章 立体几何中的计算 专题一 空间角 微点5 直线与平面所成角综合训练【培优版】
名校
9 . 如图,正三棱柱
的上底面上放置一个圆柱
,得到一个组合体
,其中圆柱的底面圆
内切于
,切点
,
分别在棱
,
上,
为圆柱的母线.已知圆柱的高为
,侧面积为
,棱柱的高为
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/192f4f9446c954a291f779d963f90257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bcd8ee2d8367c167d6ae0abc741b6b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4d575e6a1116cb882b015524587e441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12627a8d711d15e2e134f90ce569986e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeea5a4b351378f76463bff735ab12ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22a62e5e2114b691b6af945140a2b6ee.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/14/e370e8bb-2011-453e-8538-584e43480b75.png?resizew=219)
A.![]() ![]() ![]() |
B.![]() |
C.组合体![]() ![]() |
D.若三棱柱的外接球面与线段![]() ![]() ![]() ![]() ![]() |
您最近一年使用:0次
2023-07-09更新
|
718次组卷
|
2卷引用:福建省泉州市2022-2023学年高一下学期期末教学质量监测数学试题
2023·江苏南通·模拟预测
10 . 在四棱锥
中,底面
为正方形,
,
为空间中一动点,
为
的中点,
平面
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/21/213cde59-d7cf-4b4c-9060-cc849c4cf14c.png?resizew=166)
若
,则
的轨迹围成封闭图形的体积为___ ;若
与平面
所成的角等于
,则平面
与
的轨迹的交线长为___ .
![](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/0e7b6d04f024ca05cdfacc8ce9137c15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.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/ccd4fd4b7a4d6b8ca0c5827c055a9ce7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/21/213cde59-d7cf-4b4c-9060-cc849c4cf14c.png?resizew=166)
若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d178367d55e10e21faa4f58691b23387.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a0cbbcc3d79bf999588882e7b1b4324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07ca27adc945c3350b90ce30476cb44e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f571a1aac46c6d0cf440c0ec2846bf9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
您最近一年使用:0次