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Trigonometry Examples
Step 1
Step 1.1
To convert radians to degrees, multiply by , since a full circle is or radians.
Step 1.2
Multiply .
Step 1.2.1
Combine and .
Step 1.2.2
Multiply by .
Step 1.3
is approximately equal to .
Step 1.4
Convert to a decimal.
Step 2
The angle is in the fourth quadrant.
Quadrant
Step 3