Question

The pentagonal prism below has a height of 13 units and a volume of 247 units ^3. Find the area of one of its bases.

Answer 1

• Volume of pentagonal prism = area of base x height

Volume = 247 unis^3

height = 13 units

Replacing:

V = A x h

A = V / h

A = 247/13 = 19 units^2