Answer
$a = 8.54$ yd
Work Step by Step
$tan(55.33) = \frac{12.34}{a}$
$a = \frac{12.34}{tan(55.33)}$
by GDC / calculator
$a = 8.53506....$ yd
$a = 8.54$ yd
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 2.3 - Solving Right Triangles - 2.3 Problem Set - Page 80: 15
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