## Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole

# Chapter 8 - Section 8.4 - Circumference and Area of a Circle - Exercises: 36

154

#### Work Step by Step

As the number of sides gets larger, the polygon becomes more like a circle. Thus, we treat it like a circle with radius 7: $A = \pi r^2 \\ A = \pi (7^2) \approx 154$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.