Radians & Degrees

Describe what one radian is.

Tags

CCSS.HSF.TF.A.1

Draw 5 radians. Label your diagram so that it is clear how we know you drew 5 radians.

Tags

CCSS.HSF.TF.A.1

Tags

CCSS.HSF.TF.A.1

Tags

CCSS.HSF.TF.A.1

The length of an arc is 18cm and the radius of the circle is 6cm. What is the radian measure of the central angle?

• 4 radians

• 3 radians

• 2 radians

Tags

CCSS.HSF.TF.A.1

Tags

CCSS.HSF.TF.A.1

How many degrees does a circle have?

• 360 degrees

• 2pi

• 180 degrees

• pi

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

How many radians does a circle have?

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

Tags

CCSS.HSF.TF.A.1

I'm starting to understand what a radian is and how to convert from degrees to radians and radians to degrees.

• Yes

• No

Tags

CCSS.HSF.TF.A.1