Find the cost of polishing the top of a circular table of diameter 4.2m if the rate of polishing is rup 12per square metre
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here is ur answer dear frnd
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Diameter=4.2
so,radius=4.2/2=2.1
Area of top of circular table=Πr²
=22/7×2.1²
=13.86m²
Cost=13.86×12=Rs.166.32
so,radius=4.2/2=2.1
Area of top of circular table=Πr²
=22/7×2.1²
=13.86m²
Cost=13.86×12=Rs.166.32
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