Mathematics, 21.08.2019 04:00 tanyalynn12345

Amachine coats metal spheres with a plastic coating. the metal spheres have a radius of 9 mm. the spheres formed by the metal and plastic coating have a radius of 12 mm.
how much plastic coating is on each sphere?
use 3.14 to approximate pi and express your final answer in hundredths.

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Amachine coats metal spheres with a plastic coating. the metal spheres have a radius of 9 mm. the sp...