Converting Degrees to Radians

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Exploration

GR. 9-12

Skill:

Determine the measure of an angle in degree mode or in radian mode.

Converting Degrees to Radians

Visualize the relationship between degrees and radians on a circle to complete the conversion table.

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

Open-ended question 1

Describe how you can use the radian value for a 15° angle to determine the radian measures for 30°, 60°, and 120°.

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Open-ended question 2

Describe how you can determine the radian measure of a 135° angle. 

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Open-ended question 3

If you know the radian measure of an angle, how can you determine the degrees?  Explain.

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