Constructing Prisms with Cubes from "Constructing Prisms with Cubes Any prism with rational dimensions can be constructed entirely with cubes (and no partial cubes) if cubes of the appropriate size are chosen. For example, a total of 72 cubes will construct a prism with the dimensions shown below. Which is a number of cubes that would construct a prism with these dimensions? 2x 5x1 1 2 30 w B. 1 120 DIL 140 8 22