unit circle

Front

What is the value of sine at 210º?

Back

-\frac{1}{2}

Front

What is the value of sin(7π/6)?

Back

-\frac{1}{2}

Front

What is the value of cos(5π/6)?

Back

-\sqrt{3}/2

Front

What is the order of the coordinate pairs for the points on the Unit Circle?

Back

(\cos\theta, \sin\theta)

Front

What is the value of cos(4π/3)?

Back

-\frac{1}{2}

Front

Define the Unit Circle.

Back

A circle with a radius of 1 centered at the origin (0,0) in the coordinate plane.

Front

What are the coordinates of the point on the Unit Circle at 90º?

Back

(0, 1)

Front

What is the value of sin(0º)?

Back

0

Front

What is the value of cos(0º)?

Back

1

Front

What is the value of sin(30º)?

Back

\frac{1}{2}