Find the cost of polishing a circular table-top of diameter 1.6 m, if the rate of polishing is ₹15/m2. (Take π = 3.14)
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Step-by-step explanation:
Area = πr²
So Area = (3.14×0.8×0.8) = 2.0096 m²
Now cost of polishing the table top = ₹ (15×2.0096) = ₹30.144
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