find the cost of polishing a circular table top of diameter 1.8m if the rate of polishing is rs 12 per m square (π=3.14)
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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
2
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Answer:
30.52 rs. is the answer my friend
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