Answer
$52^o$
Work Step by Step
Complementary angles total $90^o$. Therefore, we subtract the known angle from 90 degrees to find the measure of the unknown angle that we are solving for.
$90-38=52$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 12 - Section 12.1 - Angles and Polygons - Exercise - Page 387: 17
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