Respuesta :
Hello!
Answer:
[tex]\boxed{ \bf Each~side~is~4~in~long.}[/tex]
Explanation:
We know that the formula for volume of a cube is:
V = a³
64 = a³
To find the side length, all we have to do is find the cube root of both sides.
[tex]\sqrt{64} = \sqrt{a^3}[/tex]
4 = a