1. Use a calculator to evaluate to four decimal places. a) sin 15° b) cos 55° 2. Use a calculator to determine the angle to the nearest degree. 2 (²) b) sin ¹(0.7071) 5 a) tan
1. Use a calculator to evaluate to four decimal places. a) sin 15° b) cos 55° 2. Use a calculator to determine the angle to the nearest degree. 2 (²) b) sin ¹(0.7071) 5 a) tan
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
Related questions
Question
Transcribed Image Text:1. Use a calculator to evaluate to four decimal places.
a) sin 15°
b) cos 55°
2. Use a calculator to determine the angle to the nearest degree.
2
b) sin¹(0.7071)
5
a) tan
-
-1
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