I've already got the answers to parts a and b, i just need help with c. the volume is 3.5. a rectangular prism has dimensions of 1/2, 2, and 7/2 inches. (a) determine the edge length of the largest unit cube that you could use to pack the prism. explain. (b) what is the volume of the prism? explain. (c) how many cubes with the edge length from part (a) will fit into the prism? explain.