Answer:
The Answer to the first question is 27 cubic millimeters.
Explanation:
The original formula for volume is V= l×w×h
When you find the volume of a cube, use this formula; V=s^3.
V is for Volume.
s is for the measurement of the side.
3 is for the length, width, and height.
First, just plug the number in; V=3^3. Or 3×3×3.
Second, Multiply; V=27