The volume of a cube is 512cm3. Find the length of its side
A
6cm
B
7cm
C
8cm
D
9cm
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
volume of cube = L x L x L
512cm3 = L3
L3 = 512cm3
L = 3\(\sqrt{512}\)
L (512)\(\frac{1}{3}\)
= (29)\(\frac{1}{3}\)
23 = 8cm
Source: Myschool Past Questions Archive (Record #36933)