Solid cylinder has total surface area of 462sq.cm.curved surface area is 1/3 of total surface area.find the volume of cylinder
Answers
Answered by
1
CSA = 1/3(462)
CSA = 154 cmsq.
(2pie r h) Plus 2 pie (r)sq = 462
462 - 154 = 2 pie (r) sq
2 multiply 22 /7multiply (r) sq = 308
308 multiply 7/44 = (r) sq
Radius,= 7 cm
Height we can find by putting formula of CSA of cylinder.
Height = 154 multiply 7/22 multiply 2
Volume can be find by pie r sq h
CSA = 154 cmsq.
(2pie r h) Plus 2 pie (r)sq = 462
462 - 154 = 2 pie (r) sq
2 multiply 22 /7multiply (r) sq = 308
308 multiply 7/44 = (r) sq
Radius,= 7 cm
Height we can find by putting formula of CSA of cylinder.
Height = 154 multiply 7/22 multiply 2
Volume can be find by pie r sq h
Similar questions