Answer
540°
Work Step by Step
Sum of measure of angles in a n-sided polygon can be found using the following formula:
(n-2) $\times$ 180°
Thus sum of measure of a 5-sided polygon
= (5-2) $\times$ 180°
= 540°
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 10 - Geometry - 10.3 Polygons, Perimeter, and Tessellations - Exercise Set 10.3 - Page 637: 25
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