# Maths Formulas

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Area of a Parallelogram
Multiply the base by the height.
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Area of a Trapezium
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Area of a Circle
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Circumference of a Circle
Double the radius and multiply by pi or multiply the diameter by pi.
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Volume of a Sphere
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Surface Area of a Sphere
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Volume of a Cone
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Curved Surface Area of a Cone
Multiply the base radius of the cone by pi. Multiply your answer by the length of the side of the cone.
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Volume of a Pyramid
Multiply the area of the base by the perpendicular height. Divide your answer by three.
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## Other cards in this set

### Card 2

#### Back

Area of a Trapezium

### Card 4

#### Front

Double the radius and multiply by pi or multiply the diameter by pi.