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Unformatted text preview: Pa A 2 1 = Area of a Circle If a circle has an area of A square units and a radius of r units, then 2 r A π = r Joke Time What happened to the plant on the windowsill of the classroom? It grew square roots! Is a hammer a useful tool in math class? No, you need multipliers!...
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 Fall '10
 Towns
 Geometry, Polygons, Regular polygon

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