Increase the height of a cuboid by 2 cm to become a cube, and increase the surface area by 56 cm to calculate the volume of the original cuboid

Side length x of cube
56 / 2 = 28 = circumference of cube
x=28/4=7
Cuboid volume = x ^ 2 (X-2) = 7 * 7 (7-2)
=245 CC

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