Joke Collection Website - Blessing messages - If the height of a cuboid is reduced by 3cm, the surface area of the cuboid will be 3 12cm2 less than the original one.

If the height of a cuboid is reduced by 3cm, the surface area of the cuboid will be 3 12cm2 less than the original one.

Hello:

What is reduced is the side area of the cuboid.

therefore

Bottom circumference =3 12÷3= 104 (cm)

Width =104 ÷ 2-8 = 44cm

Original volume =44×8×5= 1760 (cubic centimeter)