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: 97

Answer

Option (d) is right (d) $ 32^{\circ} 52' $

Work Step by Step

$67^{\circ} 22' $ - $ 34^{\circ} 30' $ $67^{\circ} 22' $ can also be written as $66^{\circ} 82' $ ( carrying 1 degree i.e. 60 minutes to the minutes column) therefore the problem becomes- $66^{\circ} 82' $ - $ 34^{\circ}30' $ $ 66^{\circ} 82' $ - $ 34^{\circ} 30' $ ________ $ 32^{\circ} 52' $ Answer is $ 32^{\circ} 52' $
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