CPM Homework Help : INT2 Problem 12-85

If a smaller pyramid is similar to the pyramid in problem 12-84, and has a volume of $12$ cm $^3$ , what is its height?

Hint:

Refer to the hint given in problem 12-84.

More Help:

Solve for $y$ using:
$\frac{1}{3}(x^2)(y)=12$

Answer:

$4$ cm