plz give me the ans....
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Diameter = 84 cm , Radius = 42 cm
Height = 120 cm
CSA of the roller = 2πrh = 2(22/7)(42)(120) = 31680 cm² = 3.168 m²
Area of the playground = 3.168 * 500 = 15840 m²
Cost of levelling at Rs. 2.5 = 1580 * 2.5 = Rs. 3950
Height = 120 cm
CSA of the roller = 2πrh = 2(22/7)(42)(120) = 31680 cm² = 3.168 m²
Area of the playground = 3.168 * 500 = 15840 m²
Cost of levelling at Rs. 2.5 = 1580 * 2.5 = Rs. 3950
786Farhan78611:
thank u so much dear
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