Front | Back |
Perimeter of a Circle
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2 x Pie x Radius2Pier
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Perimeter of a Square
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Side + side + side + side4s
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Perimeter of a Triangle
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Side + Side + side
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Perimeter of a Rectangle
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2 x Length + 2 x Width2L + 2w2(L+W)
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Area of a Square
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Side x SideS2
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Area of a Circle
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Pie x radius2Pier2
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Area of a Triangle
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1/2 x Base x Height1/2 x b x h
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Area of a Rectangle
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Length x WidthL x W
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Area of a Parallelogram
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Cut the pieces so it makes a rectangle. Then Base x Heightb x h
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Area of a Trapezium
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Create a rectangle, then 1/2 x (b-a) x h + a x h1/2 bh - 1/2 ah + ah1/2bh + 1/2 ah
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Area of a Sector
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Feta over 360 x pier2Feta x Pier2 over 360
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