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OpenStudy (joachimngeny):
A pipe 19 m long and of radius r = 9 cm is to be coated by insulation material to a thickness of δr = 8 mm. Approximate the volume δV of insulation material required in m3. Please use Pi for π (rather than a decimal approximation) in your answer. Insulation volume (m3): ?
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OpenStudy (anonymous):
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