find the area of the curved surface and total surface of the cylinder whose radius of the base =7 cm and height =25 cm.
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The CSA of cylinder is= 2πrh
=2*22*7*25
-----------------
7
=44*25
=1100
The total surface area of cylinder=2πr(h+r)
= 2*22*7*32
--------------
7
=44*32
=1408
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