the height and the diameter of a cylinder open at the ends are 30 cm and 14 cm, respectively. find the area.
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the height and the diameter of a cylinder open at the ends are 30 cm and 14 cm, respectively. find the area.
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GiveN:
solutioN:
So,Surface Area Of Cylinder =2πr(r+h)
2×722×7(7+20)=2×722×7(7+20)
44×27=44×27
Surface area of cylinder =1188 sq.cm.
Volume of cylinder =πr2h
722×72×20=722×72×20
22×7×20 =22×7×20
Volume of cylinder=3080 cu.cm