Formulae Flashcards by Cait-Ellen Rosé | Brainscape

Q

Area of a triangle

A

1/2 x b x h

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Q

Area of a trapezium

A

1/2/(a+b) x h

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Q

Area of a circle

A

Πr2

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Q

Circumference of a circle

A

2πr

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Q

Area of a sector

A

X/360 x πr2

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Q

Length of Arc

A

X/360 x 2πr

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