Problem of the Week 1173
A Polyhedral Puzzle
Given a convex polyhedron P, get a new polyhedron Q by cutting off a small tip from each vertex of P.
Suppose Q has V vertices, E edges, and F faces, and one of V, E, F equals 1001.
What are the values of V, E, and F?
Source: G. Galperin, via the Berlekamp-Buhler puzzle section of Emissary, the MSRI newsletter.
© Copyright 2014 Stan Wagon. Reproduced with permission.