### Trigonometry

#### Print based materials

Comparing numbers (part of module only)

- Comparing quantities of subtraction
- Comparing quantities by division (including percentages)
- Ratios (including ratios in squares, rectangles, circles & triangles)
- Rates

Trigonometry (Level B)

- Sine (including the sine ratio, the sine function, the inverse of the sine function, degrees, minutes and seconds, amplitude and period)
- Cosine (including the cosine ratio, the cosine function, the inverse of the cosine function, amplitude and period)
- Tangent (including the tangent ratio, the tangent function, the inverse of the tangent function, amplitude and period)

Trigonometric functions (Level C)

- Radian measure (including what are radians, converting from degrees to radians, converting from radians to degrees, using radians measure in real world applications)
- Graphs of sine, cosine, and tangent functions
- Modelling using trigonometric functions (including amplitude, vertical shift, the period of trigonometric functions, the phase of trigonometric functions)
- Inverse functions
- Solving trigonometric equations

Trigonometry (Level D)

- Radian Measure
- Polar Co-Ordinates
- Trigonometric Identities and Multiple Angle Formulae
- Solving Trigonometric Equation
- Periodicity
- Amplitude
- Triangle Solution
- Compound Angles
- Solving Equations Involving Trigonometric Functions