## Trigonometry (10th Edition)

Published by Pearson

# Chapter 1 - Trigonometric Functions - Section 1.4 Using the Definitions of the Trigonometric Functions - 1.4 Exercises: 105

#### Answer

Angle is in the quadrant II

#### Work Step by Step

1. Since cos negative, x must be negative. This happens in QII and QIII 2. Since sine is positive, y must be positive as well. This happens in QI and QIII. 3. Quadrant II satisfies both conditions.

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