Chapter 1 - Trigonometric Functions - Section 1.1 Angles - 1.1 Exercises: 42

72$^{\circ}$ 47'

Work Step by Step

1. Redistribute one degree from the 90 degrees, and change it to 60 minutes. 89$^{\circ}$60'-17$^{\circ}$13' = ? 2. Subtract degrees from degrees and minutes from minutes 89$^{\circ}$ - 17$^{\circ}$ = 72$^{\circ}$ 60'-13' = 47' Answer : 89$^{\circ}$60'-17$^{\circ}$13' = 72$^{\circ}$47'

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.