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: 8

Answer

$ 88^{\circ} 30' $

Work Step by Step

$ 63^{\circ} 38' $ + $ 24^{\circ} 52' $ $ 63^{\circ} 38' $ $ 24^{\circ} 52' $ _____ $ 87^{\circ} 90' $ carrying $ 60' $ i.e. $1^{\circ} $ from minute column to the degree column, we get the desired sum as- $ 87^{\circ} 90' $ = $ 88^{\circ} 30' $
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