3. Trigonometry - Contents

1. Angular Measure

     1
   1. Angular Measure

2. Triangle Definitions

     1
   1. Triangle Definitions

3. Circle Definitions

     1   2   3   4
   1. Circle Definitions
   2. Angles Bigger than \(90^\circ\)
   3. Unit Circle
   4. Plots of Trig Functions

4. Trig Identities

     1   2   3   4   5   6   7
   1. Pythagorean Identities
   2. Parity, Complementarity and Supplementarity Identities
   3. Law of Sines and Law of Cosines
   4. Sum and Difference Identities
   5. Sum and Difference Consequences
   6. The Triangle Inequality
   7. Summary of Trig Identities

5. Inverse Trig Functions

     1   2   3   4
   1. Inverse Functions (Review)
   2. Inverse Sine & Cosine
   3. Inverse Tangent and Cotangent
   4. Inverse Secant & Cosecant

6. Applications

     1   2   3   4
   1. Similar & Congruent Triangles
   2. Solving Triangles
   3. Solving Triangles- Almost (Optional)
   4. Slope

7. Exercises

     1
   1. Exercises