Enrich · Stage 5 · Properties of geometrical figures B (Path)

Enrich Apply the minimum conditions needed and determine whether 2 triangles are similar using an appropriate test

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• Interactive toolEnrichmentEnrich
  Mathigon: Tessellations
  Mathigon (Amplify) · Interactive (browser) · Free · Link checked 2026-10-15 · Hands-on, No prep
  Use it for: Enrichment: which regular polygons tessellate, and why.
• Rich taskEnrichmentEarly finishersEnrich
  NRICH: Polygon Pictures
  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.
• Rich taskEnrichmentEarly finishersEnrich
  NRICH: Same Length
  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.