Question

If the sum of all the edges of a cube is 36 cm, then the volume (in cm³) of that cube is

(a) 9

(b) 27

(c) 219

(d) 729

Answer 1

A cube has total 12 edges.

Let, edge of the cube

Sum of all the edges of the cube = 12a

Volume of that cube,

Volume of the cube is.

Hence, the correct option is (b).