Find the curved surface area and the total surface area of cylinder the diameter of whose base is 14 cm and height is 30 cm
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r =d/2
r= 14/2
r= 7cm
CSA of cylinder = 2× pie × r × h
= 2×22/7×7×30
= 2×22×30
= 44× 30
= 1320sqcm
TSA of cylinder= 2× pie× r (r+h)
= 2×22/7×7×7+30
=2×22×7+30
=44×37
= 1628 sqcm
r= 14/2
r= 7cm
CSA of cylinder = 2× pie × r × h
= 2×22/7×7×30
= 2×22×30
= 44× 30
= 1320sqcm
TSA of cylinder= 2× pie× r (r+h)
= 2×22/7×7×7+30
=2×22×7+30
=44×37
= 1628 sqcm
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