Unit Circle

Front

What is the radius of the unit circle?

Back

1

Tags

CCSS.HSF.TF.A.2

Front

What is the value of cos(30°) in the unit circle?

Back

√3/2

Tags

CCSS.HSF.TF.A.2

Front

In which quadrant is cosine positive?

Back

Quadrant I and IV

Tags

CCSS.HSF.TF.A.2

Front

In which quadrant is sine positive?

Back

Quadrant I and II

Tags

CCSS.HSF.TF.A.2

Front

What is the value of sin(0°) in the unit circle?

Back

0

Tags

CCSS.HSF.TF.A.2

Front

What is the circumference of the unit circle?

Back

2π (approximately 6.28)

Tags

CCSS.7.G.B.4

Front

What is the diameter of the unit circle?

Back

2

Front

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

Back

(0, 1)

Tags

CCSS.HSF.TF.A.2

Front

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

Back

(-1, 0)

Tags

CCSS.HSF.TF.A.2

Front

What are the coordinates of the point at 270° on the unit circle?

Back

(0, -1)

Tags

CCSS.HSF.TF.A.2