Unit Circle Practice 1 (9/25/24)

Front

In which quadrant does θ lie if sin(Θ) > 0 and tan(Θ) > 0?

Back

Quadrant 1

Front

What are the coordinates of 180° on the unit circle?

Back

(-1, 0)

Front

What is the value of cosine at 135°?

Back

-√2 /2

Front

What is the value of cos(0°)?

Back

1

Front

What is the radius of the unit circle?

Back

1

Front

What are the coordinates of 90° on the unit circle?

Back

(0, 1)

Front

What is the value of sine at 270°?

Back

-1

Front

In which quadrant does θ lie if cos(Θ) < 0 and sin(Θ) > 0?

Back

Quadrant 2

Front

What is the value of tan(45°)?

Back

1

Front

What are the coordinates of 360° on the unit circle?

Back

(1, 0)