9-10高一下·吉林·期中
1 . 如图所示,在四边形ABCD中,∠DAB=90°,∠ADC=135°,AB=5,CD=2
,AD=2,求四边形ABCD绕AD旋转一周所成几何体的表面积及体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/28/4ad0d84a-faa8-4856-9945-42d288f2adc9.png?resizew=167)
您最近一年使用:0次
2021-10-18更新
|
558次组卷
|
36卷引用:2010-2011年海南省嘉积中学高一下学期质量检测数学试卷(一)A卷
(已下线)2010-2011年海南省嘉积中学高一下学期质量检测数学试卷(一)A卷(已下线)黑龙江省鹤岗一中2010-2011学年高一下学期期末考试数学(理)(已下线)2011-2012学年湖南省蓝山二中高一上学期期末考试数学试卷甘肃省兰州市联片办学2019-2020学年高一上学期期末数学试题甘肃省兰州市第四片区2020-2021学年高一上学期期末考试数学试题广东省揭阳第一中学2020-2021学年高一下学期期末数学试题甘肃省临夏回族自治州临夏中学2020-2021学年高一上学期期末数学试题(已下线)2010年吉林省实验中学高一下学期期中考试数学(已下线)2013-2014学年福建省厦门市杏南中学高一3月阶段测试数学试卷人教A版高中数学必修二 1.3.1柱体、锥体、台体的表面积与体积2河南省平顶山市郏县一中2017-2018学年高一上学期第三次月考数学试题河南省平顶山市郏县第一高级中学2017-2018学年高一上学期第三次月考数学试题甘肃省兰州市第一中学2017-2018学年高一上学期12月月考数学试题甘肃省兰州第一中学2017-2018学年高一12月月考数学试题2广东省揭阳市第三中学高一数学必修2第一章单元测试题(一)(已下线)第01章 章末检测(A)-2018-2019版数学创新设计课堂讲义同步系列(人教A版必修2)人教A版 全能练习 必修2 第一章+本章基础排查(一)(已下线)专题14 立体几何初步复习与检测(核心素养练习)-【新教材精创】2019-2020高一数学新教材知识讲学(人教A版必修第二册)-《高中新教材知识讲学》安徽省六安市舒城育才学校2020-2021学年高二上学期期末数学试题福建省莆田第十五中学2019-2020学年高一12月月考数学试题山东省济南市实验中学2020-2021学年高一下学期期中数学试题安徽省宣城六校2020-2021学年高一下学期期中数学试题福建省南安市侨光中学2020-2021学年高一下学期第一次阶段考试数学试题浙江省嘉兴市海盐第二高级中学2022-2023学年高一下学期3月阶段检测数学试题山东省泰安第二中学2022-2023学年高一下学期4月月考数学试题(已下线)2011-2012学年湖南省醴陵二中高二上期中理科数学试卷江苏省睢宁县古邳中学2017-2018学年高二上学期第一次月考数学试题云南省玉溪市易门一中2017-2018学年高二下学期3月月考理科数学试题青海省海东市平安县第一高级中学2017-2018学年高二上学期期中考试数学(A卷)试题吉林省辽源五中2020-2021学年高二上学期第一次月考数学(文)试题(已下线)专题38 空间几何体(同步练习)-2021年高考一轮数学(理)单元复习一遍过(已下线)专题38 空间几何体(同步练习)-2021年高考一轮数学单元复习一遍过(新高考地区专用)(已下线)专题38 空间几何体(同步练习)-2021年高考一轮数学(文)单元复习一遍过(已下线)专题8.2 空间几何体的表面积和体积 (精练)-2021年高考数学(文)一轮复习学与练山西省忻州市岢岚县中学2020-2021学年高二下学期4月月考数学(文)试题四川省眉山市第一中学2021-2022学年高二上学期9月月考文科数学试题
解题方法
2 . 已知矩形
中,
,
,
为线段
上一点(不在端点),沿线段
将
折成
,使得平面
平面
.
![](https://img.xkw.com/dksih/QBM/2021/6/22/2748470738575360/2782575554150400/STEM/7aa415d10a144504b48656715b5eabfe.png?resizew=338)
(1)证明:平面
与平面
不可能垂直;
(2)若二面角
大小为60°,
(ⅰ)求直线
与
所成角的余弦值;
(ⅱ)求三棱锥
的外接球的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efc6e4b936d7a800e839a30c3839574d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4aca5534bce25acaeb7379deed8f8f.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/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68696b781af2609327222d22cb7bab3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58ebf8aa867ccca195ec94c3c96e9b7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://img.xkw.com/dksih/QBM/2021/6/22/2748470738575360/2782575554150400/STEM/7aa415d10a144504b48656715b5eabfe.png?resizew=338)
(1)证明:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ae9bd3db15b3c5062240b4438fe6476.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e95fa1c3bcd3d0464fcadf248e90ace.png)
(2)若二面角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4c35e8cf7b77cda3a23aaca62cd937f.png)
(ⅰ)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9b123ae31090740589ba27a846620b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(ⅱ)求三棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c586b72a984e1fd9082b9f02ef7f3e91.png)
您最近一年使用:0次
3 . 如图①,在正方体ABCD-A1B1C1D1中,E,F,G分别为AB,BC,BB1,的中点.
(2)将该正方体截去八个与四面体B-EFG相同的四面体得到一个多面体(如图②),若该多面体的体积是
,求该正方体的棱长.
(2)将该正方体截去八个与四面体B-EFG相同的四面体得到一个多面体(如图②),若该多面体的体积是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f23794a21242b490bce57b8e20e57e44.png)
您最近一年使用:0次
2021-08-07更新
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471次组卷
|
3卷引用:江苏省徐州市2020-2021学年高一下学期期末数学试题
4 . 如图,在底面棱长为2侧棱长为
的正三棱柱
中,点
为
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/23/6fe944e4-d736-4887-833e-5a07c4f1c8b7.png?resizew=150)
(1)求平面
与底面
所成角的正弦值;
(2)若在四面体
内放一球,求此球的最大半径.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38387ba1cadfd3dfc4dea4ca9f613cea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb49fdc6b6bbb2449fdf8a0de769d3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/23/6fe944e4-d736-4887-833e-5a07c4f1c8b7.png?resizew=150)
(1)求平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e51817ee1ebf17c73ed21171bcfc5b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
(2)若在四面体
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41b470401f8814d3ee6f72b85bef204f.png)
您最近一年使用:0次
解题方法
5 . 如图,在三棱柱
中,
⊥
,AB=AC=1,D是BC的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/a204ee70-5d03-4898-a4ef-d61862e5bf17.png?resizew=161)
(1)求证:
//平面
;
(2)若面
⊥面ABC,
,求几何体
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a9c6a736e6eac98a676fa3232db5a5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/14/a204ee70-5d03-4898-a4ef-d61862e5bf17.png?resizew=161)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e26d9636ad77369535852c6e4493446a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ba9e20d667d04bf3ee7f55cc795ce01.png)
(2)若面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab3e0dba5705e1d749cfb21ebbb2ed93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/762d959a8fe662df26568e458c4ef394.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/778ddb5cd565f3e96697aee202b9d510.png)
您最近一年使用:0次
名校
6 . 如图,在三棱锥
中,△
为等腰直角三角形,
,
,△
为正三角形,
为
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/2bf04990-e111-4041-bbc3-3b9c8bfa5c04.png?resizew=155)
(1)证明:平面
平面
;
(2)若棱锥
的体积为
,求平面
与平面
所成角的正弦值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0628681907ac8d7fdb94d8bc1b15feb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cb96e0331eebe80ed1ff610faf531fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb5b12692517a39c320f99a479eb055.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/31/2bf04990-e111-4041-bbc3-3b9c8bfa5c04.png?resizew=155)
(1)证明:平面
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21e6dc2c16b657672402b9b189d1ad04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0628681907ac8d7fdb94d8bc1b15feb9.png)
(2)若棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63397cda22cb1fad59cf966dfb588643.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/827ccf0c04aa941ba20d5f4c6068b46b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b7c83470489253394bd288d7c920df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0628681907ac8d7fdb94d8bc1b15feb9.png)
您最近一年使用:0次
2021-08-04更新
|
645次组卷
|
3卷引用:山东省菏泽市2020-2021学年高一下学期期末数学试题
解题方法
7 . 如图,四边形
是边长为4的菱形,
,
平面
,将菱形
沿对角线
折起,使得点
到达点
的位置,且平面
平面
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/45acf5dc-a94e-4522-88b9-813ee644fc19.png?resizew=213)
(1)求证:
平面
;
(2)若点
在同一个球面上,求三棱锥
与三棱锥
的公共部分的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/953f11eb95bfc036d85b472f81c6fb4e.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/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c9156bbbb897ca199c8257fc227ebcd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7abd284f76d9f5769bc189508ce2572b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/19/45acf5dc-a94e-4522-88b9-813ee644fc19.png?resizew=213)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8c2b786c64e6a9ed2ec5670cde74f86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df7fdfebdbaddc49e8991ec47d2fb076.png)
(2)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2254ae091ab23056b2ef83b8db517cd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddfe0ccf24d760c77535a70c92dad145.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3a264334976ed7875f109b28533ff20.png)
您最近一年使用:0次
8 . 某种“笼具”由内,外两层组成,无下底面,内层和外层分别是一个圆锥和圆柱,其中圆柱与圆锥的底面相同,圆柱有上底面,制作时接头忽略不计.已知圆柱的底面周长为
,高为
,圆锥的母线长为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/28/24e16fad-c3b6-4db0-ba76-e13401b16c68.png?resizew=106)
(1)求这种“笼具”的体积;
(2)现要使用一种纱网材料制作100个“笼具”,该材料的造价为每平方米4元,共需多少元?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fbcd3fa5795f3dbe4da141be709cad2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3668a3f3ce5b8a272ad92c2ebd233f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbe9f7abf7bcf4e1aa2579cd191d7761.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/28/24e16fad-c3b6-4db0-ba76-e13401b16c68.png?resizew=106)
(1)求这种“笼具”的体积;
(2)现要使用一种纱网材料制作100个“笼具”,该材料的造价为每平方米4元,共需多少元?
您最近一年使用:0次
解题方法
9 . 如图(1)所示,中心为
边长为
的正方形
,
、
、
、
分别为
、
、
、
上的点,
,如图(2)所示,把
和
分别沿
、
折起,使二面角
的大小为
,二面角
的大小为
.
![](https://img.xkw.com/dksih/QBM/2021/7/15/2764794796138496/2777733767168000/STEM/a6ee0c61-7d2a-4d8d-8f24-31e1728f0cc3.png?resizew=469)
(Ⅰ)判断多面体
是否为三棱柱;(只需回答结论)
(Ⅱ)证明:
平面
;
(Ⅲ)求多面体
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.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/73465a1f9aa03481295bf6bd3c6903ac.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/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d822262ff00915910e5b87d81ad1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bc0b3441658b3daf3710909ad16f441.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ded15467b6a0d3b56fd1cdf5a41a5122.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e977cb08909ddb77a8c1236bca620ac5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/589786dd7c3a2679c3230b671cd232d6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63e36329f5e0979f5ee776ac5d06327.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31769b3bcdd90a605eeb22e9efbc6f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d5bca00fa20e6e80480b9d06d2e52ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0745c40a9cd9035859fb15ee004d48e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/231b861d6d1f1d0b9f52b041cb40eb62.png)
![](https://img.xkw.com/dksih/QBM/2021/7/15/2764794796138496/2777733767168000/STEM/a6ee0c61-7d2a-4d8d-8f24-31e1728f0cc3.png?resizew=469)
(Ⅰ)判断多面体
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8219707beeae1ba4bbb328d1b7224c06.png)
(Ⅱ)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eeebdf3d00c146a1b4d220909d7573c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
(Ⅲ)求多面体
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb19d9e7cdaf923049655a7ba1a26c35.png)
您最近一年使用:0次
10 . 如图,在几何体
中,四边形
是菱形,且
,
平面
,
,且
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/13/7f121158-b27e-4f45-a781-99be0eded452.png?resizew=191)
(
)证明:平面
平面
;
(
)若二面角
为
,求几何体
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9165d9bfbb0f0d19eb482c2a4c1b29b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6906f59d09ce31956d6f5ea2b23fc77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/662698361c6b3ddaf0c28a3c87be53e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27fcafd4e3c295eed2ab9c92c3d4a36b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/179071147b940f5e2f80e74526cebf92.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/13/7f121158-b27e-4f45-a781-99be0eded452.png?resizew=191)
(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8dc6db50a9709c3f4d84eee7bdf1250.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2443a94bed3d2b1f95c04ebd61ac134a.png)
(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5617a404c5a3356753136e5a6b6d51e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1e5fa72f2878b476bc57f0df12d6555.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9165d9bfbb0f0d19eb482c2a4c1b29b7.png)
您最近一年使用:0次
2021-08-02更新
|
487次组卷
|
2卷引用:山东省日照市2020-2021学年高一下学期期末校际联合数学试题