Question

Q.10 The number of edges of a polyhedron having 20 faces and 12 vertices :
(a)10
(b) 20
(c) 25
(d) 30​

Answer 1

Step-by-step explanation:

• F+V =E+2
• =20+12=E+2
• =32=E+2
• E=32-2
• E=30