Trigonometry (11th Edition) Clone

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

Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises - Page 8: 49



Work Step by Step

1. Redistribute a degree from the 90 and change it to 60 minutes. Then change one of minutes to 60 seconds. $89^{\circ}59'60"- 72^{\circ}58'11" = ?$ 2. Subtract separately then combine $89^{\circ}-72^{\circ}=17^{\circ}$ $59'-58'=01'$ $60"-11"=49"$ $17^{\circ}01'49"$
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.