Answer
$17^o$
Work Step by Step
Complementary angles have a sum of 90 degrees.
Thus, the complement of a $73^o$ angle is:
$=(90-73)^o
\\=17^o$
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 10 - Geometry - Chapter Summary, Review, and Test - Review Exercises - Page 680: 10
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