Trigonometry Examples

Convert from Degrees to Radians -330 degrees
-330°
Step 1
To convert degrees to radians, multiply by π180°, since a full circle is 360° or 2π radians.
-330°π180° radians
Step 2
Cancel the common factor of 30.
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Step 2.1
Factor 30 out of -330.
30(-11)π180 radians
Step 2.2
Factor 30 out of 180.
30-11π306 radians
Step 2.3
Cancel the common factor.
30-11π306 radians
Step 2.4
Rewrite the expression.
-11π6 radians
-11π6 radians
Step 3
Combine -11 and π6.
-11π6 radians
Step 4
Move the negative in front of the fraction.
-11π6 radians
-330°
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 [x2  12  π  xdx ]