Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 4 - Section 4.1 - Angles and Radian Measure - Exercise Set: 55

Answer

Quadrant I
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Work Step by Step

420 ° It is a positive angle and obtained by rotating the terminal side counterclockwise 420 °= 360 ° + 60°. So 420° lies in quadrant I. Find the attachment.
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