Trigonometry Quiz

State in which quadrant the terminal side of the given angle - 316° lies.

• II

• III

• IV

• I

• 229.09°

• 2°

• 124.55°

• 114.55°

If s denotes the length of the arc of a circle of radius r subtended by a central angle θ, find the missing quantity. r = 9.6 inches, θ = 300°, s =?

• 50.3 in.

• 50.5 in.

• 50.6 in.

• 50.4 in.

• 2

Suppose that θ is in a standard position and the point (-20, 48) is on the terminal side of θ. Find sin θ.

Use the following figure of the right triangle to answer the following question. Find the area of the right triangle.