Unit Circle: Radians, Degrees, and Terminal Points

What are the coordinates of 60° on the unit circle?

• (0, 1)
• (1/2, √3/2)
• (√3/2, 1/2)
• (√2/2, 1/2)

Tags

CCSS.HSF.TF.A.2

What is the radius of the unit circle?

• 0
• 1
• 1/2
• √2/2

Tags

CCSS.HSF.TF.A.2

What is 7π/4 radians in degrees?

• 300
• 135
• 315
• 45

Tags

CCSS.HSF.TF.A.1

Convert 150⁰ to radians

• 5π/6
• 3π/4
• 7π/6
• 2π/3

Tags

CCSS.HSF.TF.A.1

What quadrant is  $-\frac{2\pi}{3}$  radians in?

• I

• II

• III

• IV

Tags

CCSS.HSF.TF.A.2

Which quadrant is $\frac{\pi}{5}$  radians in?

• I

• II

• III

• IV

Which of these is equivalent to $\frac{11\pi}{4}$  radians?

•  $\frac{3\pi}{4}$  radians

•  $\frac{\pi}{4}$  radians

•  $\frac{5\pi}{4}$  radians

•  $\frac{7\pi}{4}$  radians

 Which of these is equivalent to 1020 degrees?

• 20 degrees

• 100 degrees

• 300 degrees

• 320 degrees

Which quadrant is 240 degrees in?

• I

• II

• III

• IV

Which quadrant is -380 degrees in?

• I

• II

• III

• IV