Law of Sines/Cosines Mixed Practice

What is the measure of angle A?

• 50 degrees
• 60 degrees
• 78 degrees
• 74 degrees

Given: A = 45°, B = 65°, c = 25 Find: a

• 19
• 24.1
• 70
• 18.8

What is the length of side x?

• 130 cm
• 112 cm
• 150 cm
• 105 cm

solve the triangle:
A=65 C=65 a=12 c=12

• B=50 b=9.9
• B=50 b=10.1
• B=70 b=12.8
• B=40 b=11.2

c=6 b=9 a=14
Find A

• 133
• 137
• 188
• 121

4

• A
• B
• C
• D

3

• A
• B
• C
• D

5

• A
• B
• C
• D

6

• A
• B
• C
• D

Which Law would you use?

• Law of Sines
• Law of Cosines
• Law of the Jungle
• Law of Gravity