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A container open at the top and made up of a metal sheet is in the form of a frustum of a cone of height 16cm with diameters of its lower and upper ends are 16 and 14 respectively.find cost of metal sheet used to make the container ,if it costs rs.10 per 100cm^2(pi=3.14)

Posted by Anjana K 6 years, 10 months ago

CBSE > Class 10 > Mathematics

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CBSE > Class 10 > Mathematics