Formulas Flashcards by Amelie Alexander

Q

Volume of a cuboid

A

lenght x width x height

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Q

Volume of a prism

A

Area of cross section x length

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Q

Volume of a triangular prism

A

1/2 x length x base x purpendicular height

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Q

Volume of a pyramid

A

1/3 x area of base x height

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Q

Area of a trapezium

A

(a+b) x h ÷2

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Q

Circumference of a circle

A

pi x diameter

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Q

Area of a circle

A

Pi x radius²

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Q

Volume of a cylinder

A

Pi x radius² x height

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Q

Sum of interior angles

A

(n-2) x 180° (N is number of sides)

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Q

What is a regular polygon?

A

Where all sides are equal

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Q

One exterior angle in a REGULAR polygon adds to

A

360÷n (number of sides)

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Q

Density

A

Mass/volume

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Q

Alternate angles…

A

(Z shape) are equal

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Q

Corresponding angles…

A

(F Shape) are equal

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Q

Co-interior angles…

A

(C shape) add to 180°

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