Question

a rectangular prism has a volume of 729 ft3. the length, width, and height are all the same. what is the length of each sode of the prism?

Answer 1

So in this case we just want to find the cubic root of this.
Cubic roots:
1: 1
2: 8
3: 27
4: 64
5: 125
6: 216
7: 343
8: 512
9: 729
So each side of the rectangular prism is 9 feet long.