计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cff58aca2141f8ea40e67b5000549bf.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cff58aca2141f8ea40e67b5000549bf.png)
更新时间:2024-05-26 20:00:37
|
相似题推荐
填空题
|
适中
(0.65)
【推荐2】如图:一块直径为
的圆形钢板,从中挖去直径分别为
与
的两个半圆,则剩下的钢板面积为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d6fc9b90f370fbb27552876b650f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://img.xkw.com/dksih/QBM/2021/1/8/2631701977653248/2634364548521984/STEM/116a3358-5d73-45ae-b948-321b40c2deba.png)
您最近一年使用:0次