最新提问
我的动态
登录后查看动态
题目内容
The center of each of the five circles is point O. The radii of the five circles, from smallest to largest, are r, 2r, 3r, 4r, and 5r, respectively.
Quantity A
The area of the shaded region
Quantity B
The area of the striped region
C显示答案
· 相关考点
4.5.2 圆的周长与面积
4.5.2 圆的周长与面积
以上解析由 考满分老师提供。