A prism is created using 2 regular pentagons as bases. The apothem of each pentagon is 2.8 centimeters.
A regular pentagonal prism is shown. The apothem of each pentagon is 2.8 centimeters. The height of the prism is (2 x + 1). All sides of the pentagon are congruent.
Which expression represents the volume of the prism, in cubic centimeters?
9×2 + 7x
14×2 + 7x
16×2 + 14x
28×2 + 14x
What is the volume of a pentagonal prism?