A rectangle is15cm long,12cm wide and 8cm high. His upper and lower surfaces are (15) cm long, (12) cm wide and (180) cm in area. The front and back are (15) cm in length, (8) cm in width and (120) cm in area. The left and right sides are (12) cm long, (8) cm wide and (96) cm in area. The surface area of this cuboid is 792 square centimeters.