Can a polyhedron have 10 faces, 20 edges and 15 vertices?

Since F + V ≠ E +2 (as 10 +15 ≠ 20 + 2)

A polyhedron cannot have 10 faces, 20 edges and 15 vertices.

Can a polyhedron have 10 faces, 20 edges and 15 vertices?

Since F + V ≠ E +2 (as 10 +15 ≠ 20 + 2)

A polyhedron cannot have 10 faces, 20 edges and 15 vertices.