Geometry
posted by Mik .
What scale factor is needed for a similarity transformation to transform a cube into a cube with twice the volume?

a = lenght of first cube
b = lenght of second cube
V1 = Volume of first cube
V2 = Volume of second cube
V1 = a^3
V2 = b^3
V1 / V2 = 2
a^3 / b^3 =2
a/b = third root of 2 = 1.25992