Area of Irregular Shapes
A tool to demonstrate area of irregular shapes.
Use paintbrushes to mark out areas of an irregular shape, as an aid to counting whole or partial squares, to estimate area.
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Sports Pitches - Scale, Area and Perimeter
UNIT +
A 7 session unit that uses sports pitches as a stimulus of investigating scale, area and perimeter, not only of rectangles but of irregular shapes, triangles and compound shapes.