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Academy Algebra II THE UNIT CIRCLE.

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Presentation on theme: "Academy Algebra II THE UNIT CIRCLE."— Presentation transcript:

1 Academy Algebra II 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 Do Now: Evaluate the following trig functions.

8 Unit Circle Worksheet

9 Unit Circle Worksheet

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