Unit Circle Quiz

What is the angle measure in degrees of a point on the unit circle with coordinates (1/2, √3/2)?

• 30

• 45

• 90

• 60

Tags

PC.F.F

A1P.AF.H.24.c

A1P.AF.H.24.b

A2S.AF.H.21

A2S.GM.A.34

What is the angle measure in radians of a point on the unit circle with coordinates (-1/2, -√3/2)?

• -5π/3

• -4π/3

• -2π/3

• -π/3

Tags

A1P.AF.A

PC.F.F

What are the coordinates of a point on the unit circle with an angle measure of 45 degrees?

• (1, 0)

• (0.707, 0.707)

• (0, 1)

• (1, 1)

Tags

A1P.AF.A

What are the coordinates of a point on the unit circle with an angle measure of π/4 radians?

• (sqrt(2)/2, sqrt(2)/2)

• (1, 1)

• (0, 1)

• (1, 0)

Tags

A1P.AF.A

What is the angle measure in degrees of a point on the unit circle with coordinates (-√2/2, -√2/2)?

• -135

• 90

• 180

• 45

Tags

A1P.AF.A

What is the angle measure in radians of a point on the unit circle with coordinates (√2/2, -√2/2)?

• π/4

• π/2

• π

• -π/4

Tags

A1P.AF.A

What are the coordinates of a point on the unit circle with an angle measure of 90 degrees?

• (0, 1)

• (1, 1)

• (0, -1)

• (1, 0)

Tags

A1P.AF.A

What are the coordinates of a point on the unit circle with an angle measure of π/2 radians?

• (1, 1)

• (0, 1)

• (1, 0)

• (0, -1)

Tags

A1P.AF.A

What is the angle measure in degrees of a point on the unit circle with coordinates (0, -1)?

• 90

• 180

• 360

• 270

Tags

A1P.AF.A

What is the angle measure in radians of a point on the unit circle with coordinates (0, 1)?

• π/2

• 2π

• π

• 0

Tags

A1P.AF.A