Asked by Anonymous
The inner diameter of a circular well is 3.5m .It is 10m deep (a) find the inner curved surface area (b)the cost of plastering the curved surface at the rate of 40/-per m^2
Answers
Answered by
bobpursley
area=depth*PI*2r
cost=cost/m^2 * area
cost=cost/m^2 * area
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