Trigonometry (10th Edition)

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

Chapter 2 - Acute Angles and Right Triangles - Section 2.1 Trigonometric Functions of Acute Angles - 2.1 Exercises: 4

Answer

$\sin$A = $\frac{k}{z}$ $\cos$A = $\frac{y}{z}$ $\tan$A = $\frac{k}{y}$

Work Step by Step

$\sin$A = $\frac{perpendicular}{hypotenuse}$ $\cos$A = $\frac{base}{hypotenuse}$ $\tan$A = $\frac{perpendicular}{base}$
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