Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 9 - Measurement - Chapter Summary, Review, and Test - Review Exercises - Page 606: 3

Answer

7 yards

Work Step by Step

We can convert 21 feet to units of yards. $(21 ~feet)(\frac{1~yard}{3~feet}) = 7~yards$
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