Use Euler's formula to find the missing number.
Vertices: 18
Edges: 22
Faces: ?
(1 point)
Responses
4
4
5
5
6
6
8
8
Explanation:
According to Euler's formula, V - E + F = 2, where V = number of vertices, E = number of edges, and F = number of faces.
Plugging in the given values:
18 - 22 + F = 2
-4 + F = 2
F = 6
Therefore, the missing number of faces is 6.