please answer 8 and 9
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
please answer 8 and 9
Transcribed Image Text:B
8.3
400
A<
b
Transcribed Image Text:8. What is the value of side C rounded off to the nearest tenth?
A) 11.9
B) 12.9
C) 13.9
D)14.9
9. What trigonometric function should be used in order to find the value of
side b using only the given data in the figure?
A) cos 40°
B) sin 40°
C) sec 40°
D) tan 40°
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