Tyrion creates a set of nesting shapes as a
toy set for his baby nephew. The outer figure
is a cube with an edge length of 20
centimeters. The middle figure is a square
pyramid with an identical square base and
the same height as the cube. The innermost
figure is a cone with a diameter and height
equal to the edge of the cube.
Calculate each difference in the volumes.
Round your answers to the nearest whole cubic centimeter