Find the redius and TSA of a cylinder if it's hight is 20 m and LSA is 2640
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given last of a cylinder =2640
2πrh=2640
2*22/7*r*20=2640
r=132*7/44
r=21m
tsa of a cylinder=πr(h+r)
=22/7*21(20+21)
=66(41)
=2706 Sq m
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