Trigonometry Examples

Evaluate tan(300 degrees )
tan(300°)
Step 1
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because tangent is negative in the fourth quadrant.
-tan(60)
Step 2
The exact value of tan(60) is 3.
-3
Step 3
The result can be shown in multiple forms.
Exact Form:
-3
Decimal Form:
-1.73205080
 [x2  12  π  xdx ]