Right Triangle Trig and Inverse Trig Functions

Solve for x.

• x = 90º

• x = 60º

• x = 45º

• x = 30º

Solve the right triangle.

• <B = 39^o, AB = 11.58, AC = 7.29

• <B = 39^o, AB = 7.29, AC = 11.58

• <B = 129^o, AB = 11.58, AC = 7.29

• <B = 129^o, AB = 7.29, AC = 11.58

Identify whether you need to use trig or inverse trig for each. DON'T SOLVE.

• Trig

• Inverse Trig

Choose the correct ratio.

• cos(33)=x/14

• sin(33)=x/14

• cos(33)=14/x

• sin(33)=14/x

What is tan(A)?

• a/c

• b/c

• a/b

• b/a

Find the measure of the missing angle.

• 70.8

• 19.2

• 43.4

• 26.2

Use inverse trig ratios (SOH CAH TOA) to solve for the missing angle

• 32°

• 44°

• 61°

• 50°

Use inverse trig ratios (SOH CAH TOA) to solve for the missing angle

• 33°

• 49°

• 39°

• 41°

If you are given the two sides that are not the hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine

• cosine

• tangent