Answer
km
Work Step by Step
I walked 2 km to school. Length can be measured in km, m, cm or mm. If we choose 2 m, 2 cm or 2 mm it will very less for the distance of school. So 2 km is the correct choice.
Basic College Mathematics (9th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0321825535
ISBN 13:
978-0-32182-553-7
Chapter 7 - Measurement - Review Exercises - Page 527: 70
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