Trigonometry Examples

Convert from Degrees to Radians -210 degrees
Step 1
To convert degrees to radians, multiply by , since a full circle is or radians.
radians
Step 2
Cancel the common factor of .
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Step 2.1
Factor out of .
radians
Step 2.2
Factor out of .
radians
Step 2.3
Cancel the common factor.
radians
Step 2.4
Rewrite the expression.
radians
radians
Step 3
Combine and .
radians
Step 4
Move the negative in front of the fraction.
radians