2959概率中等derivationmedium

Shorter Arc Less Than Pi over Three

题目

Two independent random points are chosen uniformly on the unit circle. What is the probability that the shorter arc between them has angular length less than $\pi/3$ ?

解题计时

0:00

提交作答时记录，用于后续平均用时统计。

你的答案

数值

支持题库 schema 允许的整数、小数、分数或四则表达式。