Answer
Quadrant 1
Work Step by Step
Note: Sine is more associated with y values
Note: Cosine is more associated with x values
If both sin and cos are positive, then both x and y are positive. Therefore, the angle must lie in quadrant 1.
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 6 - 6.3 - Trigonometric Function of Any Angle - 6.3 Exercises - Page 453: 15
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