TOT 232 1989 Autumn A J6 regular hexagon is cut into N # of equal area
Source:
March 12, 2021
geometryhexagonRegularequal areascombinatorial geometryparallelogram
Problem Statement
A regular hexagon is cut up into parallelograms of equal area. Prove that is divisible by three.(V. Prasolov, I. Sharygin, Moscow)