Trigonometry (11th Edition) Clone

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

Chapter 3 - Radian Measure and the Unit Circle - Section 3.3 The Unit Circle and Circular Functions - 3.3 Exercises - Page 126: 93e


$OU = \frac{2}{\sqrt{3}}$

Work Step by Step

$\frac{OS}{OU} = cos ~30^{\circ}$ $\frac{OS}{OU} = \frac{\sqrt{3}}{2}$ $OU = \frac{2~(OS)}{\sqrt{3}}$ $OU = \frac{2~(1)}{\sqrt{3}}$ $OU = \frac{2}{\sqrt{3}}$
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.