Finding Approximate Trig Ratios

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

• 9.4

• 55.2

• 20.15

• 19.4

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

• 33°

• 49°

• 39°

• 41°

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

• 30.8

• 32.1

• 34.3

• 36.9

Choose the correct ratio.

• sin^-1(12/29)

• cos^-1(12/29)

• tan^-1(12/29)

• tan^-1(29/12)

Solve for the missing angle

• 50.2

• 93.1

• 12.6

• 42.2

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

• 40.4

• 43.4

• 48.2

• 41.3

Choose the correct ratio.

• sin^-1(9/20)

• cos^-1(9/20)

• tan^-1(9/20)

• cos^-1(20/9)

Find the indicated trig ratio for the given ratio. Draw a triangle and label the sides!

• A

• B

• C

• D