Precalculus Examples

Convert from Degrees to Radians
To convert degrees to radians, multiply by , since a full circle is or radians.
radians
Cancel the common factor of .
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Write as a fraction with denominator .
radians
Factor out the greatest common factor .
radians
Cancel the common factor.
radians
Rewrite the expression.
radians
radians
Multiply and to get .
radians
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