Year 12 · SACE / Essential Mathematics
Revision notes.
Turn a topic into a revision note you can actually use.
Try this with Essential Mathematics
- Close your notes and write the main idea in two sentences from memory.
- Reopen the source and correct the first mistake or omission you find.
- Add one example and one question to test whether you can apply the idea.
Topics in the resource inventory
- Plane shapes, solids and nets
- Scale plans, maps and bearings
- Units, perimeter and arc length
- Pythagoras and right-triangle trigonometry
- Sine and cosine rules
- Regular, composite and sector area
- Irregular area and Simpson’s rule
- Surface area and material allowances
- Volume, capacity, mass and density
- Premises, recurring costs and recommendations
- Discounts, GST and pricing chains
- Depreciation, break-even and profit
- Sampling design, bias and error
- Centre, spread and outliers
- Stem-and-leaf and box plots
- Scatter plots and correlation
- Least-squares models and prediction
- Simple and compound interest
- Future-value annuities and superannuation
- Loan annuities and repayment strategies
Resource inventory inspected 4 November 2026. The main ATARMAXXING study platform is separate from tutoring. Topic labels show what was found, not a guarantee of complete curriculum coverage or tutor availability.
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