Jawab beserta caranya ya..

A. V O.PQRS = 1/3 x p x l x t = 1/3 x 8 x 8 x 8 = 170,6 cm^3
b. V O.PQLK = 1/3 x p x l x t = 1/3 x 8 x 8 x 4 = 85,3 cm^3
c. O.LMRQ, O.MNSR, O.KNSP