题目来源
题目来源1 : 绝密机经模考二
正确率：72%
难度：3
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题目内容双击单词支持查询和收藏哦～
The centers of the five smaller circles all lie on segment AB, which is a diameter of the largest circle, and each circle is tangent to two of the other circles.
Quantity A： The circumference of the largest circle
Quantity B： The sum of the circumferences of the five smaller circles
C显示答案
以上解析由 考满分老师提供。
