Evaluate without using a calculator: 7.1 sin 150° 7.2 cos 300° 7.3 tan 390° 7.4 cos 210° + sin 120°
Evaluate without using a calculator: 7.1 sin 150° 7.2 cos 300° 7.3 tan 390° 7.4 cos 210° + sin 120°
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°.
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Question
![Evaluate without using a calculator:
7.1 sin 150°
7.2
cos 300°
tan 390°
cos 210° + sin 120°
7-3
7-4
sin(90° – x). cos(180° + x). tan(180° + x)/cos(90° – x). cos(360° – x). tan x
7.6 sin (-8)
7-7
cos(-360° - 0)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F500f345f-b355-48ff-a9b4-54e117ba6cdf%2F31042caf-8f9b-430b-8e7b-44f27563b374%2F2432n0u_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Evaluate without using a calculator:
7.1 sin 150°
7.2
cos 300°
tan 390°
cos 210° + sin 120°
7-3
7-4
sin(90° – x). cos(180° + x). tan(180° + x)/cos(90° – x). cos(360° – x). tan x
7.6 sin (-8)
7-7
cos(-360° - 0)
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