Prealgebra (7th Edition)

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

Chapter 9 - Section 9.2 - Perimeter - Exercise Set: 34

Answer

The perimeter is 90 km

Work Step by Step

The top side is equal to the sum of all bottom sides. Top side = 12 + 6 = 18km The right side is equal to all left sides Right side - 22 + 5 = 27km Perimeter = 18 + 18 + 27 + 27 = 90 km
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