1. Pre-Calc: 4.2: Trig functions: The unit circle
Pre-Calculus Honors
Pre-Calc: 4.2: Trig functions:
The unit circle

2. Six Trigonometric Functions
Sine (sin)
Cosine (cos)
Tangent (tan)
Cosecant (csc)
Secant (sec)
Cotangent (cot)

3. Unit Circle Let the radius = 1.
Find the (x, y) coordinates using special right triangle ratios for

4. Unit Circle Let the radius = 1.
Find the (x, y) coordinates using special right triangle ratios for

5. Unit Circle: For each point on the unit circle label the ordered Pair (cos, sin) and the angle in degrees and radians.

6. Trig Functions: Unit Circle
(reciprocal of cosine)
(reciprocal of sine)

7. Unit Circle Worksheet

8. Unit Circle Worksheet