Question

if number of faces 9 and number of edges 16 then the number of vertices in a polyhedron​

Answer 1

Answer:

this is a question of application of Euler's formula

Step-by-step explanation:

Euler's formula is

> Faces + Vertices - Edge = 2

> 9 + Vertices - 16 = 2

> Vertices = 2 - 9 +16

> Vertices = 9