Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 9 - Section 9.2 - Perimeter - Exercise Set: 23

Answer

a) 8 sides b) 72 in

Work Step by Step

a) Oct- is a prefix that means 8. An octagon has 8 sides. b) $9in\times8=72\ in$
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