Math - areas, circumferences, perimeters of shapes
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Last updated 1:27 PM on 3/12/26
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6 Terms
1
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Area formula for trapeziums
Area of trapeziums = a + b x height over 2
2
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Area formula for parallelograms
Area of a parallelogram = base x perpendicular height
3
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Area formula for a rhombus
area of a rhombus = length x height divided by 2
4
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Area formula for circles
area of a circle = pi x radius squared
5
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Circumference formula for circles
Circumference = 2 x pi x radius
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