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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.
|Teaching strategies and pedagogical approaches
|Strand and focus
|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
Understanding geometric properties (P6)
Understanding units of measurement (P9)
© Carla Seeger. Creative Commons BY-NC 4.0.