18. cos E - sec 3 3 cot 3

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section: Chapter Questions
Problem 9RE
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Related questions
Question
12 and 18
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
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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