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(232) 6

Part of 1989 Tournament Of Towns

Problems(1)

TOT 232 1989 Autumn A J6 regular hexagon is cut into N # of equal area

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3/12/2021
A regular hexagon is cut up into NN parallelograms of equal area. Prove that NN is divisible by three.
(V. Prasolov, I. Sharygin, Moscow)
geometryhexagonRegularequal areascombinatorial geometryparallelogram