The height of a cuboid is reduced by 3 cm to become a cube, and the surface area is reduced by 84 square centimeters. The volume of the cube is several cubic centimeters

The height of a cuboid is reduced by 3 cm to become a cube, and the surface area is reduced by 84 square centimeters. The volume of the cube is several cubic centimeters

Bottom length = 84 △ 4 △ 3 = 7 cm
Volume = 7 × 7 × 7 = 343 CC