Question

Find the number of edges in a solid having 6 vertices and 3 faces?

• A. 7

Answer 1

The correct option is A 7
Given,
Number of vertices = 6
Number of faces = 3

Using Euler's Formula,
$F+V=E+2$
$3+6=E+2$
$9-2=E$
$7=E$

$\therefore$ The number of edges in the given solid is 7.