Question

a volume of cylinder is 38016cm3 and hight is 21cm what is area ​

Answer 1

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Answer 2

Volume of cylinder=πr×r×h

I.e 38016=22/7×r×r×21

38016=22×r×r×3

38016/66=r×r

576=r×r

24=r

Area of cylinder=2πrh

I.e=2×22/7×24×21

i.e=44×24×3

I.e=3168sq.cm