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Trigonometry

The study of triangles

Amazon : Trigonometry

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        Basic Trigonometry
      
Definitions
Using Tan to find angle
Using Tan to find side
Using Sine to find angle
Using Sine to find side
Using Cos to find angle
Using Cos to find side
Which ratio?

      Trig Graphs
    

        Amplitude and Period definition
      
  
              Sketching trig graphs
            

        See how trig graphs are affected by amplitude or phase angle.
 Interactive Graph of y = A sin(x + φ)
Interactive  Graphs y = a [sin/cos/tan](bx + c) + d 
Interactive Trigonometric Function Grapher

      Radians
    
Radians
Converting degrees to Radians
Using exact values
Conversion table
Interactive – Radians
Interactive CAST Diagram

      Equations & Compound Formulae 
    
Algebra - Solving Trig equations

        Compound angle formulae – Examples
      
Trigonometric Identities

Area of a triangle, Sine Rule, Cosine Rule

The Wave Function

Formulae

Deriving Formulae

© Alexander Forrest