Problems
Problem :
Solve Triangle ABC given that
a = 51
,
b = 42
, and
C = 57
o
.
c =
45.1
.
sin(A) =
.9489
.
A
71.6
o
.
B = 180
o
- A - C
51.4
o
.
Problem :
Solve Triangle ABC given that
a = 12
,
b = 7
, and
c = 14
.
cos(A) =
.5153
.
A
59.0
o
.
cos(B) =
.8661
.
B
30.0
o
.
cos(C) =
- .0179
.
C
91.0
o
.
Check:
A + B + C = 59
o
+30
o
+91
o
= 180
o
.
Problem :
Solve Triangle ABC:
a =
4.1
.
sin(B) =
.6876
.
B
43.4
o
.
C = 180
o
- A - B
66.6
o
.
Problem :
Solve Triangle ABC:
cos(A) =
- .1111
.
A
96.4
o
.
cos(B) =
.5238
.
B
58.4
o
.
cos(C) =
.9048
.
C
25.2
o
.
Check:
A + B + C = 96.4
o
+58.4
o
+25.2
o
= 180
o
.