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The area of the base of …

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The area of the base of a right circule cylinde is 616cm and its height is 2.5 cm find the curved surface area of cylinder

Posted by Sunita Kumari 7 years, 1 month ago

CBSE > Class 08 > Mathematics

1 answers

Gaurav Seth 7 years, 1 month ago

Area of Base of cylinder =616cm^2
pie r ^2 =616cm^2
22/7 ×r ^2 =616
r^2=196
r=14
height =2.5 cm
curved area of cylinder = 2×pie × rh
=2×22/7×14×2.5 =220 cm^2

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CBSE > Class 08 > Mathematics