Enrich · Stage 4 · Properties of geometrical figures

Enrich Apply the properties of triangles and quadrilaterals to determine unknown sides and angles to solve problems, giving reasons

Extension and enrichment for students who are ready to go deeper: rich tasks, problem solving and open-ended challenges.

← Back to core resources

Enrichment for this dot point

• Interactive toolEnrichmentEnrich
  Mathigon: Properties of triangles
  Mathigon (Amplify) · Interactive (browser) · Free · Link checked 2026-10-15 · Hands-on, No prep
  Use it for: Extension: medians, perpendicular bisectors and triangle centres.

More enrichment in Properties of geometrical figures

Rich tasks tagged to other dot points in this focus area.

• Rich taskEnrichmentEarly finishersEnrich
  NRICH: Shapely Pairs
  NRICH (University of Cambridge) · Web page · Free · Link checked 2026-10-15 · Low floor high ceiling, Teacher notes
  Use it for: Low-floor, high-ceiling NRICH task extending this dot point; use for extension or a problem-solving lesson.