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a circular window has a rubber molding around the edge if the window has a radius of 250 mm how long is the piece of moldi

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A circular window has a rubber molding around the edge. If the window has a radius of 250 mm, how long is the piece of molding that is required ? (To the nearest mm)

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Answer to a math question A circular window has a rubber molding around the edge. If the window has a radius of 250 mm, how long is the piece of molding that is required ? (To the nearest mm)

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Solution: Getting the circumference of the circle: C=2\pi r

C=2\pi\left(250\right)=500\pi\approx1571\:mm

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