Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 9 - Review - Page 686: 6

Answer

The supplement is $75^{\circ}$

Work Step by Step

Two angles are supplementary if they add up to $180^{\circ}$. This means we have to find $\angle A$, where: $105^{\circ}+\angle A=180^{\circ}$ $\angle A=180^{\circ}-105^{\circ}$ $\angle A=75^{\circ}$
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.