Question

The total surface area of a cube is $1350sq.m$. Find its volume.

Answer 1

Let the edge of the cube be $am$

Given Total surface area of a cube is $1350sq.m$

$⟹6a^2=1350$

$⟹a^2=225$

$⟹a=15$

Volume of a cube is $a^3={15}^3=3375m^3$