19-20高一·浙江·期末
解题方法
1 . 某几何体的三视图如图所示(单位:
),则该几何体的体积是________
,表面积是________
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9efa9fbcfb9595e2f031aa691db4564b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33691e3419e3f8f9c2bc36d1627b7541.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e31351d7b971bda5c97c662fc71103a.png)
![](https://img.xkw.com/dksih/QBM/2021/1/5/2629771012431872/2629841665933312/STEM/de33c5e17e23450c8de54b16295fed3a.png?resizew=252)
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名校
解题方法
2 . 如图,在底面是菱形的四棱锥
中,
,
.
![](https://img.xkw.com/dksih/QBM/2020/12/30/2625492259373056/2629835816878080/STEM/aa9a34393a194756b0cb04d6d19d9ddf.png?resizew=151)
(1)在侧棱
上是否存在点
,使得
平面
?请证明你的结论;
(2)若
,求几何体
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/faeb97acf19bd3b2c6c77c2814df4d2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edc1e888069f54f7699b58131bd0c7f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f69cbfed1069d9399167981b5148fb18.png)
![](https://img.xkw.com/dksih/QBM/2020/12/30/2625492259373056/2629835816878080/STEM/aa9a34393a194756b0cb04d6d19d9ddf.png?resizew=151)
(1)在侧棱
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/defa5b53043ae802bb1af7d14374406d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b30e2f7b22d83bef3421a4ecc7ed4a44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c66d99a6a8415ddad22bbed33b64cfb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eee296a7d9fba487f1485c61580196f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eea9aef66cdf6d93d7886d62a948edf.png)
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19-20高一·浙江·期末
3 . 如图所示的几何体中,
为三棱柱,且
平面
,四边形
为平行四边形,
.
![](https://img.xkw.com/dksih/QBM/2021/1/5/2629771479449600/2629822131421184/STEM/35dd7417-620d-4a15-b46e-2c0b004cc930.png)
(1)
分别是
的中点,求证:
平面![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb04914c4e8fb3483da44c67fe1809f.png)
(2)若
,二面角
的余弦值为
,求三棱锥
的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5845ccc0d735dc14c92a8926d9b1def6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9139147a5f5eec729b613a86e21ec650.png)
![](https://img.xkw.com/dksih/QBM/2021/1/5/2629771479449600/2629822131421184/STEM/35dd7417-620d-4a15-b46e-2c0b004cc930.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f527f4992961188b3faf8d71cc5bb24b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edcf19a7f0dd0cdf59516ae585025110.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fb04914c4e8fb3483da44c67fe1809f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b80471275d591ca5ac35c4e5c42b9e19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35d027be176d18651cfd30f5492789ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dee14db57f0c762aad845cf5b4a243c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dcecfc88e45465b7e2215a8557148da.png)
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19-20高一·浙江·期末
4 . 棱长为1的正四面体外接球体积为______ ;若其内有一点
,由点
向各面引垂线,垂线段长度分别为
,则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07ed9fa2d3ae8c7d15b7da794aff4c62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6db5d7999e18c661259469af0a961984.png)
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19-20高一·浙江·期末
5 . 高为1的圆锥,侧面积为
,其体积为____ ;过顶点的截面中,面积最大值为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd2f172ac16da76136cd2faa0fa26915.png)
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19-20高一·浙江·期末
解题方法
6 . 一几何体的三视图如图所示,则该几何体的体积为_____________ .
![](https://img.xkw.com/dksih/QBM/2021/1/5/2629770627022848/2629813412102144/STEM/84f5b14c-d7f0-4259-98f8-f8e981621598.png)
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19-20高一·浙江·期末
7 . 若一个球的直径为2,则此球的表面积为( )
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-01-05更新
|
990次组卷
|
7卷引用:【新东方】绍兴qw119
(已下线)【新东方】绍兴qw119(已下线)8.3 简单几何体的表面积与体积(精讲)-2020-2021学年高一数学一隅三反系列(人教A版2019必修第二册)(已下线)专题8.2 简单几何体的表面积与体积(A卷基础篇)-2020-2021学年高一数学必修第二册同步单元AB卷(新教材人教A版,浙江专用)浙江省杭州之江高级中学2020-2021学年高二上学期期末数学试题福建省福州市平潭县新世纪学校2020-2021学年高一下学期期中考试数学试题(已下线)8.3.2圆柱、圆锥、圆台、球的表面积和体积(课后作业)-【师说智慧课堂】新教材人教A(2019)必修(第二册)6.6简单几何体再认识(作业)- 2020-2021学年高一数学北师大版2019必修第二册
19-20高一·浙江·期末
解题方法
8 . 如图,四棱锥
,底面
为矩形,
面
,
、
分别为
、
的中点.
![](https://img.xkw.com/dksih/QBM/2021/1/5/2629770401275904/2629812049436672/STEM/b1d6302811be46d88c2fb64bd0bd9530.png?resizew=243)
(1)求证:
面
;
(2)若
,
,求三棱锥
的体积.
![](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/5a1b49f64e0065edad868b25e9fcada3.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/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/2021/1/5/2629770401275904/2629812049436672/STEM/b1d6302811be46d88c2fb64bd0bd9530.png?resizew=243)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57f9d682e5d3cc8573574d8d11636758.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f747eb5b2d21c9de962cbfd4ec4bb7.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b388f9915195687e417e2ffc4a55a311.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90da0522dd9378bab25de2f560aec563.png)
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19-20高一·浙江·期末
名校
解题方法
9 . 已知正方体外接球的体积是
,那么该正方体的内切球的表面积为_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62817cb57b7c7a18d6fe0f3c47cf32f7.png)
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11-12高一上·甘肃武威·期末
10 . 已知长方体过一个顶点的三条棱长的比是
,体对角线的长为
,则这个长方体的体积是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a36ff6bc8e633806c50cc1ab3f30aaa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05a0f154b6f3744703ae97962f3a7687.png)
A.48 | B.24 | C.12 | D.6 |
您最近一年使用:0次
2021-01-05更新
|
1057次组卷
|
8卷引用:2011年甘肃省武威六中高一上学期期末数学卷
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