名校
1 . 在长方体
中,
,侧面
的面积为6,
与底面
所成角的正切值为
,则该长方体外接球的表面积为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d5a2cd05e4476fc72271e8fdb59a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82b724168afaee2ecddf97257180be18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/554b3b4c5ce7aca81becc07ed4903736.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
您最近一年使用:0次
2024-02-17更新
|
590次组卷
|
5卷引用:四川省部分名校2023-2024学年高三上学期期末联合考试文科数学试题
四川省部分名校2023-2024学年高三上学期期末联合考试文科数学试题四川省部分名校2023-2024学年高三上学期期末联合考试理科数学试题四川省绵阳市三台中学校2024届高三下学期三诊模拟考试(第三学月月考)文科数学试题(已下线)重难点6-3 立体几何外接球与内切球问题(12题型+满分技巧+限时检测)(已下线)专题2 球组合体 补体性质 练
解题方法
2 . 如图①是直角梯形
,
,
,
是边长为2的菱形,且
,以
为折痕将
折起,当点
到达
的位置时,四棱锥
的体积最大,
是线段
上的动点,则
面积的最小值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10df84d553a8826a7ce9bff4bf0d95b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8cfd06965af6014208127f2880b476b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01ff27eea7545bb06f9472f91290c54e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e557ac8c744f9961a6d544a75321e8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa1a2af7e38d33634c462300df381f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1e038b4e76b3a368731d3331522b8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2eb89294b31ffdd2680b4361e8994d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/099dd87a526391f830ac2a11e7d7ad56.png)
您最近一年使用:0次
名校
3 . 如图,在三棱锥
中,
平面
,
,
,
为线段
的中点,
分别为线段
和线段
上任意一点,则
的最小值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a14c1efa88dec6d67bf72613c1b9f471.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5845ccc0d735dc14c92a8926d9b1def6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b16cff607cdc2d69afc70dc778acbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8f5c39420ac5678683d0489ddd0362.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d131dcd46619ad7d74bebe0895aa451b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b470c4e195cf7a07b7a331ce4b436e03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56f7ba05c54b3de1f4378f7c8eb58328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9850b3bb656fb98a73a6e6b5ee99c1b9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/14/e39eb20b-6899-4830-bb6c-2c8d2dd6a6c5.png?resizew=151)
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2024-01-25更新
|
373次组卷
|
4卷引用:四川省成都市石室中学2024届高三上学期期末数学(理)试题
四川省成都市石室中学2024届高三上学期期末数学(理)试题四川省成都市石室中学2024届高三上学期期末数学(文)试题(已下线)第二章 立体几何中的计算 专题七 空间范围与最值问题 微点1 线段、距离、周长的范围与最值问题(一)【基础版】(已下线)8.6.1直线与平面垂直
名校
解题方法
4 . 在
中,
,
,
,P为边AB上的动点,沿CP将
折起形成直二面角
,当
最短时,
=__ ,此时三棱锥
的体积为 ____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed10df4140819d5451773a45de66201b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a3e478bb87d094e3a0af30dd10ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147de24f071e316b68fd2e78e3c84545.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0067c9baea06837a97a622f2e2894730.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/932c1e7b8e4167bda4c7b2b9123fac0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ed3bbaa0682963bde6dd9fd24e213d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f5845c4d3fbf394a30e3ca459469588.png)
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2024-01-15更新
|
679次组卷
|
6卷引用:四川省凉山州西昌市2023-2024学年高二上学期期末考试数学试题
四川省凉山州西昌市2023-2024学年高二上学期期末考试数学试题重庆市部分区2022-2023学年高二上学期期末联考数学试题(已下线)期末真题必刷易错60题(32个考点专练)-【满分全攻略】2023-2024学年高二数学同步讲义全优学案(沪教版2020必修第三册)2024届高三新改革适应性模拟测试数学试卷四(九省联考题型)湖北省荆州市沙市中学2024届高三下学期3月月考数学试题(已下线)专题10 立体几何中最值问题【讲】(高一期末压轴专项)
解题方法
5 . 如图,已知在矩形
和矩形
中,
,
,且二面角
为
,则异面直线
与
所成角的正弦值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dde327febef2331a4766a79b433cc02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba9a0c51cd8749966d9646f989d2c0bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22eea13efafb003e7b08a6f0bc0f2f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be6a6301878fed2a01413020b27310a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
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2024-01-03更新
|
875次组卷
|
7卷引用:四川省宜宾市第六中学校2024届高三上学期期末数学(理)试题
四川省宜宾市第六中学校2024届高三上学期期末数学(理)试题广西2024届高三高考桂柳鸿图模拟金卷试题(三)(已下线)艺体生一轮复习 第七章 立体几何 第32讲 空间中点、直线、平面之间的位置关系【练】(已下线)重难点6-1 空间角与空间距离的求解(8题型+满分技巧+限时检测)(已下线)第11讲 8.6.1 直线与直线垂直-【帮课堂】(人教A版2019必修第二册)(已下线)第八章 立体几何初步(二)(知识归纳+题型突破)(1)-单元速记·巧练(人教A版2019必修第二册)(已下线)8.6.3平面与平面垂直【第二练】“上好三节课,做好三套题“高中数学素养晋级之路
名校
解题方法
6 . 在棱长为1的正方体
中,点
是对角线
的动点(点
与
不重合),则下列结论正确的有__________ .
,使得平面
平面
;
②
分别是
在平面
,平面
上的正投影图形的面积,存在点
,使得
;
③对任意的点
,都有
;
④对任意的点
的面积都不等于
.
![](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/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b04d6165b18f1a031b2a137961832491.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f0b7505c4f05ebf87c30eb7ae0d6edb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b0a582c36d62d83c16425b2f54b4354.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3637753af5ce86be9c23a9beb6b5067.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dd5683dba7d9f29d643e9a3e3204fa8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632f2bf1cd0435041fa04b01901d1c8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58cc6184b191e6da43911e701121517e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31dd78e9156dcf6db93f6cbcc5b43b14.png)
③对任意的点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e49f40551cef68103af5d7d752c6878.png)
④对任意的点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcc1c46130944027b9c2a39b77927269.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69a8b76e36783a69d14ec54af82c7df0.png)
您最近一年使用:0次
2023-12-05更新
|
371次组卷
|
6卷引用:四川省宜宾市叙州区第二中学校2024届高三上学期期末数学(理)试题
四川省宜宾市叙州区第二中学校2024届高三上学期期末数学(理)试题四川省宜宾市叙州区第二中学校2024届高三上学期期末数学(文)试题北京市海淀区北京交大附中2024届高三上学期12月诊断练习数学试题(已下线)第八章 立体几何初步(压轴题专练)-单元速记·巧练(人教A版2019必修第二册)(已下线)第8章 立体几何初步 单元综合检测(难点)-《重难点题型·高分突破》(人教A版2019必修第二册)(已下线)专题20 平面与平面的位置关系-《重难点题型·高分突破》(苏教版2019必修第二册)
名校
解题方法
7 . 如图,球
的内接八面体
中,顶点
分别在平面
两侧,四棱锥
,
均为正四棱锥,设二面角
的大小为
,则
的取值范围是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73cbd9eb22f75ad5304d8491b314a9a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6bce3d91ca23b86d8c6625f2632e437.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55c6caa0455442437177ab9b995df37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f96627abd793ca157d4dd1587f584d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43660b1543b3a2b46185f7629d28a963.png)
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2023-11-28更新
|
429次组卷
|
4卷引用:四川省成都市第七中学2024届高三上学期期末数学(理)试题
(已下线)四川省成都市第七中学2024届高三上学期期末数学(理)试题浙江省绍兴市上虞区2020-2021学年高二上学期竞赛数学试题A组安徽省六安市毛坦厂中学2024届高三上学期12月月考数学试题(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)
名校
8 . 如图,棱长为1的正方体
中,
为线段
上的动点,则下列结论中正确的是_________ .
①平面
平面
;
②过点
,
,
的截面可能为五边形;
③
的最小值为
;
④三棱锥
内切球半径最大值为
;
![](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/e26d9636ad77369535852c6e4493446a.png)
①平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbc3141b0ee5994a18e725bbd8a79d69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36118a9e86f87ae75f554f8a3fcdb39d.png)
②过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6795cae2df43a722e1355e9562d93c09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2814a0d93a9cafb77e63a82cd9b67a48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a2679dd29db749b3bc8a407793a0828.png)
④三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8049311621004b8d0f2637d13010db7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a127536a513fb5798a2807ed21b76848.png)
您最近一年使用:0次
9 . 如图,在四棱锥
中,底面
为矩形;
为
的中点.若
,
,
,当三棱锥
的体积取到最大值时,点
到平面
的距离为__________ .
![](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/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98823cbc09ca52df1fbcc446eba3e44f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d783fe7f3ce673d5d21281174e7a7968.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a4af214def7cd4265c972f097e58ab2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b7c83470489253394bd288d7c920df.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/22/8b43e3b6-5c26-4e2c-a55c-264da25132c3.png?resizew=182)
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名校
解题方法
10 . 如图,在三棱锥
中,
,
,
,
平面
,
为
的中点,则直线
与
所成角的余弦值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/891579e7c231584a8e16b8eeff79888e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/883fc5e3faf39829d60804b59deb1730.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36c4559d27e3905980d1a4f1856f07de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca5dd496ee0c1170ef6dcc48266ee444.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/7/21/813ad1b3-b4c1-447f-9af7-e7622f8bba71.png?resizew=158)
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