Question

A solid has 60 edges and 40 faces. Find the number of vertices of the solid.​

Answer 1

Answer:

To find the vertices,

we will use Euler's formula which states that

F + V - E = 2

40 + V - 60 = 2

-20 + V = 2

V = 2 + 20

V = 22

So,

it had 22 vertices