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Reasoning to find area

A lesson showing how to decompose and rearrange shapes to find their areas.

Additional details

Year level(s) Year 6, Year 7
Audience Teacher
Purpose Teaching resource
Format Web page
Teaching strategies and pedagogical approaches Explicit teaching, Mathematics investigation

Curriculum alignment

Strand and focus Measurement
Topics Length, Using units of measurement, Area, volume and surface area
AC: Mathematics (V9.0) content descriptions
Establish the formula for the area of a rectangle and use it to solve practical problems

Solve problems involving the area of triangles and parallelograms using established formulas and appropriate units

Numeracy progression Understanding geometric properties (P6)
Understanding units of measurement (P8, P9)

Copyright details


Illustrative Mathematics


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