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Finding the area of parallelograms

Students find the area of a parallelogram by moving a triangular section. The area of a shape doesn’t change if you rearrange the shape to make it into a different shape without increasing or decreasing the size of the shape.

Additional details

Year level(s) Year 7
Audience Teacher
Purpose Assessment task
Format Web page
Teaching strategies and pedagogical approaches Feedback
Keywords Lesson, Worksheet

Curriculum alignment

Strand and focus Measurement
Topics Area, volume and surface area
AC: Mathematics (V9.0) content descriptions
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 (P9)

Copyright details




© Carla Seeger. Creative Commons BY-NC 4.0.