WorksheetsLaw of Sines and Ambiguous Case
Total questions: 12
Worksheet time: 16mins
Name
Class
Date
1.
How many triangles can you make if A=53, b=6, and a=4?
a)
0
b)
1
c)
2
d)
Infinitely many
2.
How many triangles can you make if A=53, b=6, and a=5?
a)
0
b)
1
c)
2
d)
Infinitely many
3.
How many triangles can you make if A=53, b=6, and a=7?
a)
0
b)
1
c)
2
d)
Infinitely many
4.
Identify the Law of Sines
a)
Sin2x + Cos2x =1
b)
Sin(A)/a = Sin(B)/b = Sin(C)/c
c)
Sin(A)Sin(B)Sin(C) = 1
d)
Soh-Cah-Toa
5.
What is the measure of angle A?
a)
58 degrees
b)
61 degrees
c)
78 degrees
d)
74 degrees
6.
Find m<B
a)
A
b)
B
c)
C
d)
D
7.
Find m<A
a)
A
b)
B
c)
C
d)
D
8.
What information results in an ambiguous case?
a)
SAS
b)
SSA
c)
AAS
9.
How many triangles can you make if A=53o, b=6, and a=5?
a)
0
b)
1
c)
2
d)
Infinitely many
10.
Based on the given information determine the number of unique triangles that may exist.
A= 70°, a=85, c=88
a)
1 Triangle
b)
2 Triangles
c)
No Triangle
d)
Cannot be determined with given information
11.
Based on the given information determine the number of unique triangles that may exist.
A= 37°, a=8, b=14
a)
2 Triangles
b)
No Triangle
c)
1 Triangle
12.
Based on the given information determine the number of unique triangles that may exist.
A = 45°, a = 83, b = 79
a)
1 Triangle
b)
No Triangle
c)
2 Triangles
100 %
