A machine 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 answer in hundredths.
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Home » Mathematics » A machine 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.