Answer
$$18.1 \ m.$$
Work Step by Step
Since we have the same units, then by addition we have
$$14.7 \ m+ 3.4\ m=18.1 \ m.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 4 - Section 4.5 - Addition and Subtraction of Measurements - Exercise - Page 185: 21
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