Trigonometry (11th Edition) Clone

Published by Pearson
ISBN 10: 978-0-13-421743-7
ISBN 13: 978-0-13421-743-7

Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises - Page 9: 111

Answer

75 is in the I quadrant

Work Step by Step

1. 0-90 degrees in the first quadrant. Therefore 0$^{\circ}$$\leq$75$^{\circ}$$\leq$90$^{\circ}$ 2. Coterminal angles always in the same quadrant with original angle, because of full resolutions (2k$\pi$) 75° + 360° = 435° 75° - 360° = -285°
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.