Answer
$\tan 81.43^{\circ}$ = 6.6357
Work Step by Step
Using calculator in degree mode-
$\tan 81.43^{\circ}$ = 6.6356891185
Rounding it to four places past the decimal point-
$\tan 81.43^{\circ}$ = 6.6357
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
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 - Page 71: 38
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