Thinking Mathematically (6th Edition)

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

Chapter 9 - Measurement - 9.1 Measuring Length; The Metric System - Exercise Set 9.1: 67

Answer

b. 19 cm.

Work Step by Step

The average length of a pen is around 15 - 20 cm, therefore the answer is: b. 19 cm.
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