Trigonometry 7th Edition

Published by Cengage Learning
ISBN 10: 1111826854
ISBN 13: 978-1-11182-685-7

Chapter 2 - Section 2.2 - Calculators and Trigonometric Functions of an Acute Angle - 2.2 Problem Set: 36

Answer

$\sin 42^{\circ}$ = 0.6691

Work Step by Step

Using calculator in degree mode- $\sin 42^{\circ}$ = 0.6691306064 Rounding it to four places past the decimal point- $\sin 42^{\circ}$ = 0.6691
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