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Mathematics
Geometry and Measures
Mensuration and Calculation
Circles and Solids

Circles and Solids

What You Need to Know

Apply the formula for circumference of a circle: $C = 2\pi r = \pi d$ .
Apply the formula for area of a circle: $A = \pi r^2$ .
Calculate perimeters of 2D shapes, including circles.
Calculate areas of circles and composite shapes.
Calculate surface area and volume of spheres, pyramids, cones, and composite solids.

Revision Notes

Circumference and Area of Circles and Composite 2D Shapes

Surface Area and Volume of 3D Solids

Practise with Past Papers Key Terms & Definitions

Previous SubtopicArea and Volume Formulae Next SubtopicArcs and Sectors