Answer
a. 1°
b. 91°
Work Step by Step
a. 90°-89°=91°
b. 180°-89°=91°
Trigonometry (11th Edition) Clone
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
978-0-13-421743-7
ISBN 13:
978-0-13421-743-7
Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises - Page 7: 16
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