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Mathematics State Board
Class 10
Mensuration
Surface Area of a Right Circular Cylinder, Hollow Cylinder and Right Circular Cone
4.
Two marks example problem I
Exercise condition:
2
m.
A cylindrical drum has a height of \(20 \ cm\) and base radius of \(14 \ cm\). Find its curved surface area and the total surface area.
Answer
:
Curved surface area \(=\)
2992
88
12320
1760
\(cm^2\)
Total surface area \(=\)
12320
2992
1760
6160
\(cm^2\)
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