Angles Trigonometry

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

Find the measure of the indicated angle.

• 9.39

• 55.2

• 20.2

• 19.4

Find the measure of the indicated angle (?) round to the nearest tenth.

• 9.4

• 55.2

• 20.15

• 19.4

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°

Find the measure of the angle.  Round to the nearest tenth. 

• 30.8

• 32.1

• 34.3

• 36.9

Find the measure of the angle.  Round to the nearest tenth. 

• 66.4

• 63.4

• 47.8

• 69.4

Solve for the missing angle.

• 50

• 0.053

• 36.9

• 95

What is the measure of the angle formed by the roof and the floor of the attic?

• ≈ 67 degrees

• ≈ 25 degrees

• ≈ 23 degrees

• ≈ 65 degrees

• ≈ 40 degrees