I cannot see the image. However, there is a formula for the area of a regular n-gon. the area is (1/2)nsa where n is the number of sides, s is the side-length, and a is the apothem, the length from the center to the midpoint of a side.
May 1st, 2015
Studypool's Notebank makes it easy to buy and sell old notes, study guides, reviews, etc.