Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10: 9781285195698
ISBN 13: 978-1-28519-569-8

Chapter 5 - Section 5.1 - Ratios, Rates, and Proportions - Exercises - Page 217: 35


The angle has a measure of 45$^{\circ}$

Work Step by Step

$\frac{90-a}{180-a}$=$\frac{1}{3}$ 270-3a=180-a 2a=90 a=45$^{\circ}$
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.