Elementary Technical Mathematics

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

Chapter 1 - Section 1.3 - Area and Volume - Exercise: 12

Answer

800

Work Step by Step

If you break them, into 5 boxes: 20x5, 20x5, 20x5, 20x5, and 20x2 and simply add all of the answers for the areas. You get the final answer.100+100+100+100+400=800
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