Question

1. A regular octagon has an apothem of 12.1

inches and a perimeter of 80 inches. What is
the area of the octagon?

Answer 1

968 in²

Explanation:

The area (A) of the octagon is calculated as

A = pa ( p is the perimeter and a the apothem ), thus

A = 80 × 12.1 = 968 in²