Question

Bill has a perfect cube of an unknown substance. The density of the substance is 3.0 g/cm. He

found the mass of the cube to be 81 9. What is the length of one side of the cube?
Find the volume first:
volume from calculation = __cm x_
cm x_cm (vol. of a cube)

Answer 1

9cm

Explanation:

v=m/d

81/3=27cm^3

vol. of cube is h×a×b

since it is a cube all sides are the same

27=3h

h=9cm