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Convert between Degrees and Radians

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More Lessons for Grade 11

Math Worksheets

Videos, worksheets, games and activities to help Algebra II students learn how to convert from degrees to radians and from radians to degrees.

What is a radian?
One radian is the measure of the ventral angle whose arc length is the same as the radius of the circle.

What is the relationship between radians and degrees?
1 radian = \(\frac{{180^\circ }}{\pi }\)
π radian = 180°
2π radian = 360°

Radian Measure
This lesson discusses radian measure and how it relates to measuring angles in degrees, leading to converting between the measurement systems.
There are also a few examples involving measuring angles in radians.
Radians and degrees
What a radian is.
Converting radians to degrees and vice versa.

How to Convert Degrees to Radians
Converting degrees to radians in geometry comes down to multiplying by an appropriate conversion factor.
Degrees and Radians -
Converting from Degrees to Radians


You can use the Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem. Then click "Answer" to check your answer.

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