Unit Circle Practice

Front

What is the value of tan(225°)?

Back

1

Front

What is the value of sin(7π/4)?

Back

-√2/2

Front

What is cos(30°) based on the unit circle?

Back

√3/2

Front

What is the definition of tangent in terms of sine and cosine?

Back

Tangent is sine/cosine.

Front

What is the value of sin(4π/3)?

Back

-√3/2

Front

What is the value of cos(45°)?

Back

√2/2

Front

What is the value of sin(π/6)?

Back

1/2

Front

What is the value of tan(60°)?

Back

√3

Front

What is the value of cos(120°)?

Back

-1/2

Front

What is the value of sin(3π/2)?

Back

-1