Please upload the figure too
Answer: 3.14 *16.8*16.8*16.9=14977.3478
14977.3478= 14,977.35
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The shape that is generated is a Cone.
A triangle, when rotated about one of it's side will generate a solid in a form of a Cone. The cone could be a hollow one or a solid filled one, depending on the properties of the triangle being rotated.