MathDB

4

Part of 2015 Latvia Baltic Way TST

Problems(1)

diagonals in a convex 2014-gon

Source: 2015 Latvia BW TST P4

12/16/2022
Can you draw some diagonals in a convex 20142014-gon so that they do not intersect, the whole 20142014-gon is divided into triangles and each vertex belongs to an odd number of these triangles?
geometrydiagonalscombinatorial geometry