IM3 Trig Review

When is Law of Sines used?

• SSA, ASA, AAS

• AAS, SSS, ASA

• SAS, SSS, ASA

• SAS, AAS, SSA

When is Law of Cosines used?

• SSA, SSS

• SSA, ASA

• SSS, SAS

• SSS, AAA

What is the equation of graph? 

• y = sin 5x
• y =  cos 5x
• y = 5 sin x
• y = 5 cos x 

• A

• B

• C

• D

Solve the Triangle
a=38, b= 31, c= 35
Find A, B and C

• A= 43°, B= 47°, C= 90°
• A= 70°, B= 50.1°, C= 59.9°
• A= 50.1°, B= 70°, C= 59.9°
• A= 60°, B= 70°, C= 50°

What is the amplitude of the graph? 

• -2
• 2
• 4
• -4

What is the measure of angle A?

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

Find XZ

• 16.004 meters
• 544.165 meters
• 34.7 meters
• 1204.165 meters

What is the period?

• π/4
• π/2
• 3π/4
• π

• A

• B

• C

• D