MathDB
ASU 186 All Soviet Union MO 1973 half area of a convex polygon

Source:

July 4, 2019
geometryconvex polygonareas

Problem Statement

Given a convex nn-gon with pairwise (mutually) non-parallel sides and a point inside it. Prove that there are not more than nn straight lines coming through that point and halving the area of the nn-gon.