Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 7 - Measurement - Review Exercises: 72

Answer

m

Work Step by Step

The new library building is 18 m wide. Length can be measured in km, m, cm or mm. If we choose 18 km it will too long the length of the building even if we choose 18 cm or 18 mm it will be too short for the building length. So 18 m is the correct choice.
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