The volume of cube is 216 cm cube. If the length of the edge is increased by two times, what should the volume of new cube?
Recall that the volume of a cube is given by
#v = l^3#
If we substitute
#v = (2l)^3 = 8l^3#, so the volume is #8#times the original volume.
Therefore, the new volume will be
Hopefully this helps!