Unit Circle Practice 1 (9/25/24)

Front

What is the value of tan 7π/4?

Back

-1

Tags

CCSS.HSF.TF.A.2

Front

What is the value of sine at 330 degrees?

Back

-1/2

Tags

CCSS.HSF.TF.A.2

Front

What is half a circle in radians?

Back

π

Tags

CCSS.HSF.TF.A.1

Front

What is cos(0 degrees)?

Back

1

Tags

CCSS.HSF.TF.A.2

Front

What is the value of cos 5π/6?

Back

-√3/2

Tags

CCSS.HSF.TF.A.2

Front

Define the unit circle.

Back

A circle with a radius of 1 centered at the origin of a coordinate plane, used to define trigonometric functions.

Tags

CCSS.HSF.TF.A.2

Front

What is the sine of an angle in the unit circle?

Back

The y-coordinate of the point on the unit circle corresponding to that angle.

Tags

CCSS.HSF.TF.A.2

Front

What is the cosine of an angle in the unit circle?

Back

The x-coordinate of the point on the unit circle corresponding to that angle.

Tags

CCSS.HSF.TF.A.2

Front

What is the value of sin(90 degrees)?

Back

1

Tags

CCSS.HSF.TF.A.2

Front

What is the value of cos(180 degrees)?

Back

-1

Tags

CCSS.HSF.TF.A.2