REVISION NOTES
IGCSE Edexcel Mathematics A
a
4.9 Mensuration of 2D Shapes
4.9.1 Convert measurements within the metric system to include linear and area units
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4.9.2 Find the perimeter of shapes made from triangles and rectangles
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4.9.3 Find the area of simple shapes using the formulae for the areas of triangles and rectangles
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4.9.4 Find the area of parallelograms and trapezia
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4.9.5 Find circumferences and areas of circles using relevant formulae; find perimeters and areas of semicircles
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4.9.6 Find perimeters and areas of sectors of circles (Higher Tier Only)
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