Basic Trigonometry
Area of a triangle, Sine Rule, Cosine Rule
Compound Formulae (Higher)
Trig Families
Amplitude and Phase angle
  • See how trig graphs are affected by a change in amplitude or phase angle.
    Interactive Excel sheet
  • Download trig graphs [Excel 2003 1737 KB]
Radians (Higher)
The Wave Function (Higher)

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© Alexander Forrest