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

One radian is the measure of the central angle of of a circle that intercepts an arc equal in length to the radius of the circle.

How to convert between degrees and radians?

$$1^\circ = \frac{\pi }{{180}}$$ radians
To convert from degrees to radians multiply by $$\frac{\pi }{{180}}$$ and simplify.

1 radians = $$\frac{{180^\circ }}{\pi }$$
To convert from radians to degrees multiply by $$\frac{{180^\circ }}{\pi }$$ and simplify.

Radian measure of an angle and how to convert between degrees and radians.

Degrees and Radians and Converting Between Them
Degrees and Radians and Converting Between Them. Example 2
Discuss how to go from radian measure to degree measure.

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.