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8.03 Degrees, radians, and angles as rotations

Interactive practice questions

How can you convert between radian and degree angle measures?

a

To convert an angle from degrees to radians, you can multiply by:

b

To convert an angle from radians to degrees, you can multiply by:

Easy
1min

Answer the following.

Easy
1min

Convert $90^\circ$90° to radians.

Give your answer in exact form.

Easy
< 1min

Convert $225^\circ$225° to radians.

Give your answer in exact form.

Easy
1min
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Outcomes

III.F.TF.1

Understand radian measure of an angle as the length of the arc on the unit circle subtended by the angle.

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