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9) Length, Perimeter & Area
1) The metric system - Units of length
2) Perimeter
3) Circles - Circumference - the number π ("pi")
4) Perimeter of composite shapes
5) Area - Units of area
6) Area of squares and of rectangles
7) Area of triangles
8) Area of parallelograms
9) Area of discs and parts or discs
10) Area of composite shapes
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