Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 2 - Acute Angles and Right Triangles - Section 2.4 Solving Right Triangles - 2.4 Exercises - Page 73: 18

Answer

The easiest way to get the other parameters of the right angles triangle by finding the remaining acute angle.

Work Step by Step

To get the other sides we need the other acute angle which can be easily found out $2^{nd} acute$ $ angle = 90^{\circ} - 1^{st} acute$ $ angle$.
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