Mathematical and Physical Journal
for High Schools
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Problem A. 443. (January 2008)

A. 443. The perimeter of a certain convex hexagon is p. The midpoints of the sides form an inscribed hexagon such that all its angles are 120o and its perimeter is p1. Prove that


Vietnamese problem

(5 pont)

Deadline expired on February 15, 2008.


9 students sent a solution.
5 points:Blázsik Zoltán, Huszár Kristóf, Korándi Dániel, Lovász László Miklós, Nagy 235 János, Nagy 314 Dániel, Tomon István, Tossenberger Anna, Wolosz János.

Problems in Mathematics of KöMaL, January 2008