find the cost of polishing a circular tabletop of diameter 5.8 m , of the rate of polishing is ₹10 per m.(π=3.14)
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Answer:
Given diameter of table (circular) =1.6m
radius =0.8m
area of circle = πr
2
=3.14×0.64=2.0096m
2
Now rate of polishing per meter square =15Rs
Cost of polishing table top = 15×2.0096
cost = 30.14m
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