Question

57. A small square pyramid of height 6 cm was removed from the top of a large square pyramid of height 12 cm forming the solid shown. Find the exact volume of the solid.

Answer 1

Answer is: 62.4m^3

The volume of a pyramid is 1/3, where B is the

area of the base and h is the height of the pyramid.

The base of this pyramid is a rectangle with a length

of 8 meters and a width of 4.5 meters. The height of

the pyramid is 5.2 meters.