Evaluating Trigonometric Functions In Exercises 19-32, evaluate the six trigonometric functions of the angle without using a calculator. See Examples 2 and 3.
To calculate: The value of six trigonometric functions of an angle
Given Information:
The angle is
Formula used:
Trigonometric values of Common angles:
0 | |||||||
0 | 0 | ||||||
0 | 1 | Undefined | 0 | Undefined |
The formulas for negative angles are,
The formula for double angles,
Calculation:
Consider the angle,
Now, evaluate the value of six trigonometric functions for
Next,
Next,
Evaluate the
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