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1 . 如图所示,已知直角梯形
,
,
,
,
,
.求:
![](https://img.xkw.com/dksih/QBM/2020/11/14/2592918637191168/2593509536251904/STEM/4570068c-5c66-4c5b-bb15-5e9934b48b66.png)
(1)以
所在直线为轴旋转一周所得几何体的表面积;
(2)以
所在直线为轴旋转一周所得几何体的体积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae1e04eeb4de72e5750dae77bcb6f88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45acdbac251ca6b76a166c1242e71df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6850a299395c314b8f8f2f8ca50c9895.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e9d0d90bf492735a174a88df5704f92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ee5bd6f04872ef8d3d833d0e2056161.png)
![](https://img.xkw.com/dksih/QBM/2020/11/14/2592918637191168/2593509536251904/STEM/4570068c-5c66-4c5b-bb15-5e9934b48b66.png)
(1)以
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)以
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
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2020-11-15更新
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517次组卷
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2卷引用:宁夏青铜峡市高级中学2020-2021学年高二上学期期中考试数学(文)试题