## Trigonometry (10th Edition)

Published by Pearson

# Chapter 1 - Test - Page 44: 10a

#### Answer

$30^{\circ}$

#### Work Step by Step

1. Subtract 360 degrees to find coterminal angle $390^{\circ}-360^{\circ}=30^{\circ}$

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.