V = Pp * h
V = 17 * 17 / 5 * 5 = 289 (j^3)
Pc = 2P + Pb
Pc = 17 * 17 / 2 * 2 + 17 * 2 * 5 + 30 * 5 = 289 + 170 + 150 = 609 (j^2)
