SOLUTION: Suppose that 0.25 cubic inch of paint is applied to a circular piece of plastic with a diameter of 20 inches. Estimate the thickness of the plate. (Hint: thickness equals volumes d

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Question 1107131: Suppose that 0.25 cubic inch of paint is applied to a circular piece of plastic with a diameter of 20 inches. Estimate the thickness of the plate. (Hint: thickness equals volumes devided by areas).
Answer by Alan3354(69443) About Me  (Show Source):
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Suppose that 0.25 cubic inch of paint is applied to a circular piece of plastic with a diameter of 20 inches. Estimate the thickness of the plate. (Hint: thickness equals volumes devided by areas).
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The length or height is needed for the calculations if it's a cylinder.
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If it's a flat piece:
Area = pi*r^2 = 100pi sq inches
Thickness = 0.25/(100pi) inches
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Hint: We don't need hints.