Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 8 - Right Triangles and Trigonometry - Common Core Cumulative Standards Review - Vocabulary Builder - Page 538: I



Work Step by Step

The sine ratio is given as: sin θ = $\frac{opposite}{hypotenuse}$ The cosine ratio is given as: cos θ = $\frac{adjacent}{hypotenuse}$ Therefore, the sine ratio is the one that relates the length of the side opposite to an acute angle in a right triangle to the length of the hypotenuse of the triangle.
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