radian to degree vice v ersa

How many radians does a circle have?

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

Convert π radians to degrees.

• 90⁰
• 180⁰
• 360⁰
• 60⁰

What is the correct conversion factor to use when converting from degrees to radians?

What is the correct conversion factor to use when converting from radians to degrees?

What direction do negative angles rotate?

• counter-clockwise ("up")

• clockwise ("down")

What direction do positive angles rotate?

• counter-clockwise ("up")

• clockwise ("down")

What is  $225\degree$   in radians? 

•  $\frac{7\pi}{4}$  

•  $\frac{5\pi}{4}$  

•  $\frac{3\pi}{4}$  

•  $\frac{5\pi}{3}$  

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

•  $150\degree$  

•  $120\degree$  

•  $180\degree$  

•  $30\degree$  

If you split a circle into 6 equal parts, how many degrees will each section be?

• 30/pi^o
• 60^o
• 30^o
• 60/pi^o

Convert 45° to a radian measure.