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Mathematics, 27.09.2019 11:30 syrai1254

The area of a disk of radius rcm is a = πr^2. a machinist is required to manufacture a circular metal disk having area 400π cm^2 within an error tolerance of +-5 cm^2. how close to 20 cm must the machinist control the radius of the disk to achieve this?

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The area of a disk of radius rcm is a = πr^2. a machinist is required to manufacture a circular meta...

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