1 . 矩形纸片
中,
将其按图
的方法分割,并按图
的方法焊接成扇形;按图
的方法将宽
等分,把图
中的每个小矩形按图
分割并把
个小扇形焊接成一个大扇形;按图
的方法将宽
等分,把图
中的每个小矩形按图
分割并把
个小扇形焊接成一个大扇形;……;依次将宽
等分,每个小矩形按图
分割并把
个小扇形焊接成一个大扇形.当
时,最后拼成的大扇形的圆心角的大小为
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/17/4a4fb39c-1df9-44a8-828c-8da08c275da5.png?resizew=505)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc0cf9045fc220a65188dbbed3a7c9f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf1693d7d386d92a5ab540f194251cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd23eefdd44e679b004f2c978e87208e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f92d4bc5ce10f347410983d542f1668b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f92d4bc5ce10f347410983d542f1668b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf1693d7d386d92a5ab540f194251cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a35419c4adf94e417c8bbd163599cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a35419c4adf94e417c8bbd163599cc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf1693d7d386d92a5ab540f194251cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cf1693d7d386d92a5ab540f194251cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2d51f9147b8265c0276c1f2c2659197.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd0eee3171fa7223e87af0fa95abfd10.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/17/4a4fb39c-1df9-44a8-828c-8da08c275da5.png?resizew=505)
A.小于![]() | B.等于![]() | C.大于![]() | D.大于![]() |
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2018-01-10更新
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5卷引用:2017届上海市奉贤区高三4月调研测试(二模)数学试卷
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