37. a = 7, c= 3, C = 12°
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
37 please
Transcribed Image Text:In Problems 11–18, solve each triangle.
\11.
95
12.
a
C
13.
a
45°
b
85
14.
a straig
angle
road. E
A
40°
45°
43. Lanll
a
a
3
125
epe
30°
B.
15.
50°
44. Dista
deter
16.
C
a
(A
081)ni
17.
45°
40°
5°
b
100°
18.
a
cove
C
10°
40°
is 17
A
In Problems 19–26, solve each triangle.
the
30° 100°
45. Lan
bef
due
19. A = 55°, B = 25°,
a = 4
22. A = 70°, B = 60°,
20. A = 50°, C = 20°, a = 3
c = 4
nea
21. B = 64°, C = 47°, b = 6
24. B = 10°, C = 100°, b = 2
In Problems 27–38, two sides and an angle are given. Determine whether the given information results in one triangle, two triangles, or
25. A = 40°, B = 40°,
23. А 3D 110°, С — 30°, с %3D3
po
pa
he
c = 2
26. В 3 20°, С -D 70°, а %3 1
1gas
triangle at all. Solve any resulting triangle(s).
46. C
27. a = 3, b = 2, A = 50°
a
28. b 3D 4, с %3D 3, В %3D 40°
31. a = 7, b = 14, A = 30° 32. b = 2, c = 3, B = 40°
30. a = 2, c = 1, A = 120°
29. b = 9, c = 4, B = 115°
33. b 3D 4, с — 6, В 3 20°
36. b = 4, c = 5, B = 95°
34. a = 3, b = 7, A = 70°
47.
itt 37. a = 7, c = 3, C = 12°
35. а 3 8, с %3D 3, С%3D125°
Applications and Extensions
38. b = 4, c = 5, B = 40°
ni node
39. Finding the Length of a Ski Lift Consult the figure. To find
the length of the span of a proposed ski lift from P to Q, a
surveyor measures ZDPQ to be 25° and then walks back a
distance of 1000 feet to R and measures ZPRQ to be 15°.
What is the distance from P to Q?
& nie
15°
R
25°
1000 ft
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