Support · Stage 4 · Area
Support Apply the formula to find the area of a rectangle or square: A = lb, where l is the length and b is the breadth (or width) of the rectangle or square
Resources for the prerequisite content of this dot point: earlier-stage (or earlier sub-level) dot points in the same strand that students usually need first. Use these to fill gaps before or alongside the core lesson.
Prerequisite links are draft mappings generated from the syllabus structure (earlier stage, same strand, closest content). They are being reviewed by teachers. Spot a poor match? Tell us.
Prerequisite dot points
Calculate areas of rectangles in square centimetres (cm²), square metres (m²) and square kilometres (km²)
Stage 3 · Two-dimensional spatial structure A Draft mapping
No checked resources on this prerequisite dot point yet.
Investigate and compare perimeters of rectangles with the same area
Stage 3 · Geometric measure B Draft mapping
- PhET Area BuilderUse it for: Build rectangles with the same area but different perimeters (and vice versa) before formalising A = l × w.
Determine the number of different rectangles that can be formed using whole-number dimensions for a given area (Reasons about spatial structure)
Stage 3 · Geometric measure B Draft mapping
- PhET Area BuilderUse it for: Build rectangles with the same area but different perimeters (and vice versa) before formalising A = l × w.