Trigonometry
Print modules
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Module A4-Comparing numbers (part of module only) (PDF*643kb)
This document includes:
- Comparing quantities of subtraction
- Comparing quantities by division (including percentages)
- Ratios (including ratios in squares, rectangles, circles & triangles)
- Rates
A more detailed list of topics is also available: Comparing numbers - contents
Module B8-Trigonometry (PDF*1.18mb)
This document includes:
- 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)
- Putting it all together (including Pythagoras’ identity)
A more detailed list of topics is also available: Trigonometry - contents
Module C4-Trigonometric functions (PDF*1.1.mb)
This document includes:
- 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
A more detailed list of topics is also available: Trigonometric functions – contents
Module D4-Trigonometry (PDF*645kb)
This document includes:
- 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
A more detailed list of topics is also available: D4 Trigonometry - contents
Web links
SOS Mathematics (trigonometry) - short explanations and examples
*This video is accessible to broadband (or better) users.