#### Answer

7 yards

#### Work Step by Step

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

Published by
Pearson

ISBN 10:
0321867327

ISBN 13:
978-0-32186-732-2

7 yards

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

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