Question

A wooden toy is cylindrical shape upto a height of 3m and conical
above it. If the diameter of the box is 105m and the slant height of the
conical part is 53m, find the total cost of canvas used to make the tent if
the cost of the canvas per m is 100​

Answer 1

let the radius of both the fine and cylinder be 105/2m

volumes of model = volume of cone + volume of cylinder

volume of model*100 gives the answer

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