![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
A.缩小为原来的![]() | B.缩小为原来的![]() |
C.扩大为原来的2倍 | D.不变 |
【知识点】 锥体体积的有关计算
A.3寸 | B.4寸 | C.5寸 | D.6寸 |
【知识点】 台体体积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc4d9a7c9b2ee0253a3a11d5117f9f49.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 圆柱表面积的有关计算 柱体体积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1417e3908e979903121704a4cd9aa864.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e802c9457575dc36375a9a084d73f3d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/8/ddaace64-ac07-4d20-a3ed-3e6cf1bac001.png?resizew=168)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 锥体体积的有关计算
A.![]() | B.![]() | C.![]() | D.135 |
【知识点】 棱柱表面积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f32366a95e07c0fd11d78f8748f2da4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e29d496af9b75c1cba59c089ffb1dc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9d257782662b2fc1658523ea79d0d15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e29d496af9b75c1cba59c089ffb1dc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9d257782662b2fc1658523ea79d0d15.png)
A.![]() | B.![]() | C.![]() | D.不确定 |
【知识点】 柱体体积的有关计算
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 圆柱的展开图及最短距离问题 圆柱表面积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8e9ec412ea0355e4e5cd06c60e5fee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d59cdc4d6fa9e28e0d7ce6ea74833bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28ca4c42dc1220d326b345596b2bafe6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331950dba5f752788763aafccb981a4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 棱柱表面积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37d65e051e943ab28fa57aee2fb57994.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/458d492ab8896be57a54ec905d8e2f4f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/31/296a8772-ba62-4745-ae7c-557facc952d8.png?resizew=171)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 台体体积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35361e76a7c85d1886728c8d0200b234.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/22/50a19174-e393-4464-bb91-22fb80ab65b1.png?resizew=164)
A.![]() | B.8 | C.![]() | D.4 |
【知识点】 多面体与球体内切外接问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf231f8f86fb922df4ca0c87f044cec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18e5ef91fb27dd684a27ae7f1993cfba.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 圆锥表面积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb69696a695cdb5e352d5dbbb7182b9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://img.xkw.com/dksih/QBM/2020/1/2/2368550415998976/2372198242320384/STEM/3e9f5d178c7f451aaabccb762a4ca165.png?resizew=242)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 求组合体的体积 根据三视图求几何体的体积
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d096cd7bd8a5a2219fd7dd166bbb8460.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e65ac334119ccd6204402a7aba29a55.png)
【知识点】 圆柱表面积的有关计算
【知识点】 棱柱表面积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf298f00799cbf34b4db26f5f63af92f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2967337e3fcb228dded64ab0c41a17e0.png)
【知识点】 柱体体积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc0f34818051a8cc01526fddd82c5dce.png)
【知识点】 圆柱的展开图及最短距离问题 柱体体积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/16/c8c581e2-35c6-4d46-bd74-c24eefb1347a.png?resizew=136)
【知识点】 台体体积的有关计算
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41e5db1d2fd912f77923e4c120a7dc19.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cea06e3edaaef607d8b78ecf4090d07.png)
【知识点】 棱锥表面积的有关计算
![](https://img.xkw.com/dksih/QBM/2020/1/30/2388349843677184/2388822263906304/STEM/13003dc68adb40249da4a3bce0dfb0d5.png?resizew=151)
(1)求大棱锥、小棱锥、棱台的侧面积之比;
(2)若大棱锥的侧棱长为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc78a3b284e57c70528495772abb6af5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/244ea6a312d4b6831a6b833ea3f4fcd7.png)
![](https://img.xkw.com/dksih/QBM/2016/12/6/1836136112578560/1826267690164224/STEM/3eab4a25eec847069224e480d8fc4c95.png?resizew=151)
【知识点】 求组合旋转体的表面积 求旋转体的体积
【知识点】 棱台表面积的有关计算