Unit Circle 101

What is 7π/4 radians in degrees?

• 300
• 135
• 315
• 45

Convert the following to degrees:
-8π/5 radians

• -288⁰
• -260⁰
• -275⁰

What are the negative and positive coterminal angles of -225 degrees?

• 375°, -600°
• 125°, -356°
• 135°, -585°
• 60°, -120°

What is 360 degrees in radians? 

• 2π/3
• 5π/4
• 2π
• π

What is 90 degrees in radians? 

• π/4
• π/2
• π/6
• 3π/2

How many radians does a circle have?

•   360 degrees
• 2pi radians
• pi radians
• ^{2 radians}

Tags

CCSS.HSF.TF.A.1

Convert π radians to degrees.

• 90⁰
• 180⁰
• 360⁰
• 60⁰

Convert 150⁰ to radians

• 5π/6
• 3π/4
• 7π/6
• 2π/3

Tags

CCSS.HSF.TF.A.2

Convert 100⁰ to radians

• 5π/9
• π/2
• 5π/8
• 5π/6

Tags

CCSS.HSF.TF.A.2

What is 45 degrees in radians?

• π/2
• π/6
• π/4
• 3π/4

Tags

CCSS.HSF.TF.A.2