Question

For a polyhedron , if V = 12 and E = 18 , then the value of F is ​

Answer 1

Answer:

F=8

Step-by-step explanation:

$using \: euler \: formula \\ f + v = e + 2 \\ given \\ v = 12 \\ e = 18 \\ f + 12 = 18 + 2 \\ f = 18 + 2 - 12 \\ f = 20 - 12 \\ f = 8$