Question

For any Polyhedron F + V - E = ?

Answer 1

F + V - E = 2

Hope it's helpful to you

Answer 2

$\huge\sf\fbox\pink{⚘αηsωєя⚘}$

For any polyhedron, V - E + F is exactly 2 minus 2 times the number of holes! It turns out that this number, called the Euler characteristic, is crucial to the study of all three-dimensional surfaces, not just polyhedra.