First he used 25 cm cubes to make the base. He put 3 more layers of cubes on top of the first layer of cubes. What is the volume of the prism he built? Jerry built a rectangular prism out of base-10 blocks.
A rectangular prism has many properties. The formula for one (or more) of them can be provided if you state what it is you want a formula for, and what it is you are given.