Answer
$$0.9568.$$
Work Step by Step
Plugging the value into the calculator, and making sure the calculator is in degrees mode, we have
$$ \cos 16.9=0.9568.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 13 - Test - Page 470: 2
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