calculate the CSA of a cylinder whose base radius is 4 cm and height 3cm
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csa of cylinder=2πrh
=2*22/7*4*3
=75.42cm²
=2*22/7*4*3
=75.42cm²
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C.S.A here means curved surface area, right??
Then, C.S.A=2*[22/7]*4*3=75.4 sq.cm
If by any chance C.S.A refers to cross sectional area then... C.S.A=22/7*4^2 =22/7*16~50.28 sq cm
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