Answer
39
Work Step by Step
If you break them, into 2 boxes: 3x8 and 5x3 and simply add all of the answers for the areas. You get the final answer.24+15=39
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 1 - Section 1.3 - Area and Volume - Exercise - Page 17: 8
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