The problem includes a diagram indicating the dimensions of the truncated pyramid.
From the en.wikipedia.org
This is not a true column, but rather an elongated base in the form of an inverted, truncated pyramid.
From the en.wikipedia.org
For example, the Moscow Papyrus gives a formula for calculating the volume of a truncated pyramid, or frustum.
From the en.wikipedia.org
The construction of large, truncated earthwork pyramid mounds, or platform mounds.
From the en.wikipedia.org
This is not a true column, but rather an elongated base which is in the form of a inverted, truncated pyramid.
From the en.wikipedia.org
This Trig point is a truncated square concrete pyramid, generally known as a Hotine Pillar.
From the en.wikipedia.org
The system hinged on the Don-2N multi-role radar and a command computer inside a truncated tetrahedral pyramid.
From the upi.com
The namesake cultural trait of the mound builders was their construction of large, truncated earthwork pyramid mounds, or platform mounds, and other earthworks.
From the en.wikipedia.org
For the combination of an inverted-step pyramid and a truncated pylon in the picture at left, Great Britain is ignoring austerity to invest $7,500,000.