The pyramid shown below has a square base, a height of 7, and a volume of 84 cubic units. What is the length of the side of the base?
12
36
6
18

only 10/60 isn't equivalent

hope this : )

ruth is 6 years old

step-by-step explanation:

6 + 24 = 30,   so 6/30 = .2  

if you do 1/5 it also equals .2, so that is the answer.