18. cos E - sec 3 3 cot 3
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
12 and 18
Transcribed Image Text:congn sbr.
orem to find the length
Then find the value of
3.
1
B
0
#M
8
17
Co 15
0
B
6
C
A
8.
B
9. cos 30°
11. sec 45°
13. tan
15. sin
16. tan
In Exercises 9-20, use the given triangles to evaluate each
expression. If necessary, express the value without a square root in
the denominator by rationalizing the denominator.
17. sin
18. cos
EMET E F/M EM
TT
TT
19. 2 tan
20. 6 tan
geib erit
COS
COS
+ csc
EM F/4
V2
45°
sec
24
E/F/M
TT
25
+ cos
+ sin
1
tan
cot
F4F3
45°
E| F|3
tan
sec
TT
6
0
1
A
60°
2
TT
3
1
14. cot-
30°
10. tan 30°o819xtile
12. csc 45°
V3
31.
33.
34.
A
16 m
A
C
In Exer
angle 0
35. sin
36. cos
37. tan
38. tam
In Exer
angle
39. cos
40. sin
41. tar
42. tar
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