Course: Year 12 Mathematics Standard 2
Trigonometry, Ratios and Rates
Non-right-angled trigonometry, sine and cosine rules, triangular area, ratios, rates, scale, speed, and practical conversions.
Active lessons
4
Status
Active
Lesson flow
Learn -> Guided Practice -> Independent Practice -> Mastery Quiz
How to use this unit
- Start from lesson 1 and move through the pathway in order.
- Use guided practice before attempting independent practice.
- Mastery quizzes check whether the skill is ready for review or extension.
Unit pathway
Lesson pathway
4 of 4 active
Lesson 1
Non-Right-Angled Trigonometry
Choose sine rule or cosine rule for practical non-right-angled triangle problems in surveying and navigation contexts.
Lesson 2
Sine Rule, Cosine Rule and Area of a Triangle
Apply sine rule, cosine rule, and the triangular area formula to practical distance and land-area problems.
Lesson 3
Ratios, Rates and Unit Conversions
Use ratios, sharing, rates, speed, fuel use, flow rates, map scales, and practical unit conversions.
Lesson 4
Practical Rates and Ratios Exam Practice
Practise mixed HSC-style measurement questions involving non-right-angled trigonometry, ratios, rates, scale, speed, and unit conversion.
Part of the Online Learning Package
Unit previews stay public, while individual lessons require active online learning access.