When the height of a cuboid is increased by 2 cm, it becomes a cube. At this time, the surface area is increased by 56 square cm. What is the volume of the cuboid?

When the height of a cuboid is increased by 2 cm, it becomes a cube. At this time, the surface area is increased by 56 square cm. What is the volume of the cuboid?

Original length 56 / (2 * 4) = 7
Original volume 7 * 7 * (7-2) = 245cm ^ 3