Trigonometry

Right Angle

An angle of 90 degrees

14°

Find the measure of the indicated angle to the nearest degree.

31°

Find the measure of the indicated angle to the nearest degree.

34°

Find the measure of the indicated angle to the nearest degree.

146.8

Find the missing side. Round your answer to the nearest tenth.

39.3

Find the missing side. Round your answer to the nearest tenth.

46

Find the missing side. Round your answer to the nearest tenth.

72.6

Find the missing side. Round your answer to the nearest tenth.

9

Find the missing side. Round your answer to the nearest tenth.

12/13

Find the value of the trig ratio.

3/4

Find the value of the trig ratio.

4/5

Find the value of the trig ratio.

Cosine

Ratio of length of Adjacent divided by Hypotenuse

Tangent

Ratio of length of Opposite divided by Adjacent

Sine

Ratio of length of Opposite divided by Hypotenuse

Opposite

The side facing the reference angle

Adjacent

The side next to the reference angle

Hypotenuse

The side opposite the right angle

Theta

A Greek symbol commonly used to represent an unknown angle