Question

A slice of cheese is cut from a wheel of Parmesan. The slice is shaped like a rectangular pyramid. A diagram of
the cheese slice with its dimensions is shown below.

15 cm |

18 cm

9 cm

4 cm

What is the volume, in cubic centimeters, of the slice of cheese?

(1 point)

cm3

Answer 1

Volume of a rectangular pyramid = (1/3) × (base area) × (height).
Base is 18 cm by 9 cm, so base area = 18·9 = 162 cm^2. Height = 4 cm.
Volume = (1/3) · 162 · 4 = 54 · 4 = 216 cm^3.