Question

14:- A polyhedron has 9 faces and 14 vertices.
How many edges does the polyhedron have?​

Answer 1

Answer:

By euler's formula, F+V-E=2

9+14-E=2

=: 23-2=E

=: E=21

Thus, the polyhedron has 21 edges

Answer 2

Answer

polyhedron have 21 edges