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Australian Curriculum Teaching Resources


Mathematics > Year 7 > Measurement and Geometry > Using units of measurement > ACMMG159

Establish the formulas for areas of rectangles, triangles and parallelograms, and use these in problem-solving


  • building on the understanding of the area of rectangles to develop formulas for the area of triangles (Skills: Numeracy, Critical and Creative Thinking)
  • establishing that the area of a triangle is half the area of an appropriate rectangle (Skills: Numeracy, Critical and Creative Thinking)
  • using area formulas for rectangles and triangles to solve problems involving areas of surfaces (Skills: Numeracy)

(View this topic on www.australiancurriculum.edu.au )

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