Inverse Trigonometric Missing Angle

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

• 40.4

• 43.4

• 48.2

• 41.3

Solve for the missing angle

• 50

• 0.053

• 36.9

• 95

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°

Which equation would you use to solve for the unknown angle?

• x = sin^–1(4/5)

• x = cos^–1(4/5)

• x = cos^–1(5/4)

• x = tan^–1(4/5)

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.

• 9.39

• 55.2

• 20.2

• 19.4

Which trig function would you use to solve for x?

Which equation would correctly solve for the unknown angle?

Which equation is true?

• sin (x) = 11/27

• sin (x) = 27/11

• cos (x) = 11/27

• tan (x) = 11/27