find the curved surface area and total surface area of a right circular cylinder whose height is 15cm and the diameter of the cross section is 14cm
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Given that
Diameter of cylinder=14cm
Radius of cylinder =7cm
Height of cylinder =15cm
So,TSA of cylinder =2×22/7×r (r+h)
=2×22/7×7 (7+15)
=2×22/7×7×22
=968cm^2
CSA of cylinder=2×22/7×r×h
=2×22/7×7×15
=660cm^2
Diameter of cylinder=14cm
Radius of cylinder =7cm
Height of cylinder =15cm
So,TSA of cylinder =2×22/7×r (r+h)
=2×22/7×7 (7+15)
=2×22/7×7×22
=968cm^2
CSA of cylinder=2×22/7×r×h
=2×22/7×7×15
=660cm^2
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