1 . 把一个表面积为
平方厘米实心铁球铸成一个底面半径与球的半径一样的圆锥(假设没有任何损耗),则圆锥的高是__________ 厘米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95345846d2dd4dfa042a9093c62a8b82.png)
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2 . 如图,在四棱锥
中,已知
平面
,
,
,
,且
.
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712323799859200/2715189758025728/STEM/392f4100-fd1f-4ee3-b8da-be8dcd9a2794.png?resizew=189)
(1)求四棱锥
的体积;
(2)求直线
与平面
所成的角.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4117625867a74cd022584500c76deca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d0edb1508fc95765f3bb316bcb5252d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1134c8e3440abb6cd385af2c169037fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10df84d553a8826a7ce9bff4bf0d95b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12143a06ed24558d8cc7ad39961d3e1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d028a62fea771beb2d18f0c1bf856c7.png)
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712323799859200/2715189758025728/STEM/392f4100-fd1f-4ee3-b8da-be8dcd9a2794.png?resizew=189)
(1)求四棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4117625867a74cd022584500c76deca.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c884b508394b3ab50734b584d9ec783c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ddb7c2ca1b6bee86cb24fed02e40da2.png)
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3 . 如图,已知圆锥的体积为
,底面半径
与
的夹角
,且
;
是母线
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/9716a2d4-289b-46ad-8dd9-0de6765c90fa.png?resizew=145)
(1)求圆锥的表面积;
(2)求异面直线
与
所成角的大小(结果用反三角函数表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49a4c11d41372175ba3541a44c3376b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11f16e77b039842ae40a4b04c527655a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7b5e290c6b2c5508a3bf6117afbf7e1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/29/9716a2d4-289b-46ad-8dd9-0de6765c90fa.png?resizew=145)
(1)求圆锥的表面积;
(2)求异面直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e5ef91fb27dd684a27ae7f1993cfba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
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2021-05-05更新
|
343次组卷
|
2卷引用:上海市青浦区2021届高三二模数学试题
解题方法
4 . 如图,已知圆锥
底面圆的半径
,直径
与直径
垂直,母线
与底面所成的角为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/26/8d0e3ae6-e16b-4259-8119-4f4581cd9621.png?resizew=149)
(1)求圆锥
的侧面积;
(2)若
为母线
的中点,求二面角
的大小(结果用反三角函数值表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e5ef91fb27dd684a27ae7f1993cfba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7551011cfb75b26f35b07d6617c6a18b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a6e2867f32d3f1c3cd36cd3a11a8580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/26/8d0e3ae6-e16b-4259-8119-4f4581cd9621.png?resizew=149)
(1)求圆锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e5ef91fb27dd684a27ae7f1993cfba.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a6e2867f32d3f1c3cd36cd3a11a8580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c04bf1d2f807e00530b78616722e22cd.png)
您最近一年使用:0次
解题方法
5 . 已知球的主视图的面积为
,则该球的体积为___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af9955b5aebb73cd84447e8541f901ac.png)
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6 . 如图,点
为矩形
的边
的中点,
,
,将矩形
绕直线
旋转所得到的几何体体积记为
,将
绕直线
旋转所得到的几何体体积记为
,则
的值为________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced06b71073e1bb777f326f06016ce17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef0402dd5ae3db10281f9f1e11738bcb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4764374bd2fb78e59cd0b283637baeb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/781e6927e3bc512359dc8b0c11e195d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c63055a5d6916f99d07fede49120753f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f737b04ce09bc7e1ed86dc9b3c85203b.png)
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712326610698240/2714335444557824/STEM/1660165f667141faa165c91fa358b956.png?resizew=113)
您最近一年使用:0次
2021-05-05更新
|
375次组卷
|
6卷引用:上海市宝山区2021届高三二模数学试题
上海市宝山区2021届高三二模数学试题(已下线)课时44 几何体的表面积与体积-2022年高考数学一轮复习小题多维练(上海专用)上海市虹口高级中学2021-2022学年高二上学期期末数学试题沪教版(2020) 必修第三册 新课改一课一练 期末测试B沪教版(2020) 25天高考冲刺 双新双基百分百8江西省寻乌中学2022-2023学年高一下学期期中考试数学试题
7 . 某四棱锥的三视图如图所示,则该四棱锥的最长侧棱的长度为________
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712326610698240/2714335444516864/STEM/4da59091-d6fe-4f43-8dce-628bc43705eb.png?resizew=238)
您最近一年使用:0次
解题方法
8 . 如图,在四棱锥
中,
平面
,
是边长为2的正方形,
,
为侧棱
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/a3da220d-da96-485d-af7f-947136a81235.png?resizew=157)
(1)求四棱锥
的体积;
(2)求直线
与平面
所成角的正弦值.
![](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/00bab2c27eac56fffa4cd7dbe1dcdf1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/18/a3da220d-da96-485d-af7f-947136a81235.png?resizew=157)
(1)求四棱锥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0585b6c0f156eecf9662b9846d4eb693.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0629ce42392a7fe9be21d25c39c3e64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2730b513bd3359c3dfe6567e04f5ef9.png)
您最近一年使用:0次
名校
解题方法
9 . 《九章算术》中,称四个面均为直角三角形的四面体为“鳖臑”.已知某“鳖臑”的三视图如图所示,则该“鳖臑”的体积_____________ .
您最近一年使用:0次
2021-05-05更新
|
534次组卷
|
4卷引用:上海市嘉定区2021届高三二模数学试题
上海市嘉定区2021届高三二模数学试题北京市中央民族大学附属中学2021届高三三模数学试题(已下线)课时44 几何体的表面积与体积-2022年高考数学一轮复习小题多维练(上海专用)四川省成都市成华区某校2023-2024学年高三“三诊”数学(文)试题
解题方法
10 . 已知长方体
中,棱
,
,点
是棱
的中点.
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712406371164160/2714321308811264/STEM/dc5cd334-e294-49f6-8fa9-ba74e402f8e8.png)
(1)连接
,求三棱锥
的体积
;
(2)求直线
和平面
所成角的大小. (结果用反三角函数值表示)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f121eabff3c62c1a196d9ca5f6f83f0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8d927585a17c2e98ef7d5a9589a26ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://img.xkw.com/dksih/QBM/2021/5/2/2712406371164160/2714321308811264/STEM/dc5cd334-e294-49f6-8fa9-ba74e402f8e8.png)
(1)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/394b5e2e3f03d2d243aede075d332e9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be54e84508decfcce6d2fcbe6c8c1a92.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e539f26ed5e0b20ff7220559324869a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79157098473116de9b59f4281011a93a.png)
您最近一年使用:0次