Trigonometry +Unit Circle

Front

cos(-240⁰)

Back

-0.5

Front

cosθ is positive in

Back

the 1st and 4th quadrants

Front

What is the radius of a unit circle?

Back

1

Front

The terminal side of a 330° angle is in what Quadrant?

Back

Quadrant IV

Front

What is the degree measure of this angle? Options: -230^o, -590^o, -490^o, 590^o

Back

-590^o

Front

Positive angles are measured in which direction from standard position? Options: Clockwise, Counterclockwise

Back

Counterclockwise

Front

Solve for x. Round to the nearest tenth.

Back

7.5

Front

Find the measure of the missing angle. Options: 64^o, 26^o, 61^o, .008^o

Back

26^o

Front

You are on a ship at sea. You see a lighthouse in the distance. The lighthouse is 175 feet tall. The angle of elevation to the top of the lighthouse is 5^o. How far are you from the bottom of the lighthouse?

Back

2000.3 feet

Front

What is the correct equation to solve for x? Options: tan (58) = x/11, tan (58) = 11/x, cos (58) = x/11, sin (58) = x/11

Back

tan (58) = 11/x