Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 3 - Section 3.7 - Metric and U.S. Conversion - Exercise - Page 155: 24


$$1.86\ in^2$$

Work Step by Step

Since $1 in= 2.54 cm$, then we have $$12\ cm^2= \frac{12}{2.54^2} \ in^2 =1.86\ in^2$$
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