10 from 64 points in unit circle, lies on circle of radius 1/2
Source: Czech And Slovak Mathematical Olympiad, Round III, Category A 1982 p4
September 10, 2024
geometrycombinatoricscombinatorial geometrypoints
Problem Statement
In a circle with a radius of , mutually different points are selected. Prove that mutually different points can be selected from them, which lie in a circle with a radius .