A cube is made up of equal length sides (s).
The volume of a cube is \(s \times s \times s\) = 64 .
Therefore, s=4 in this case \((4 \times 4 \times 4 = 64)\).
A cube is made up of 6 squares, each with an area of s x s.
Therefore, the surface area of a cube is \(6 \times 4 \times 4 = 96\)