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Maths

Properties of Rectangles: Missing Lengths & Angles

Use the properties of rectangles to deduce related facts and find missing lengths and angles.

MathsAge 11+25 minutes

What this topic covers

  • Use opposite sides equal and all angles 90° to find missing lengths and angles.
  • Find missing lengths in compound shapes built from rectangles.
  • Use the diagonals: equal in length, bisecting each other, forming isosceles triangles.

Core concept summaries

Key ConceptsThe Two FactsCompound ShapesDiagonals; the Bisect Trap

Practice formats pupils may meet

NeurofiED uses varied practice to help pupils apply the idea actively, check understanding and build confidence over time.

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