Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 12 - Section 12.1 - Angles and Polygons - Exercise: 12

Answer

1- $140^o$ 2- $40^o$ 3- $40^o$ 4- $140^o$ 5- $83^o$ 6- $97^o$ 7- $97^o$ 8- $83^o$

Work Step by Step

1- $140^o$ supplementary to 3 2- $40^o$ vertical angle with 3 3- $40^o$ given 4- $140^o$ supplementary to 3 5- $83^o$ supplementary to 7 6- $97^o$ vertical angle with 7 7- $97^o$ given 8- $83^o$ supplementary to 7
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.