Question

circumference of the base of a cylindrical vessel is 154cm and its hight is 25cm . Find its curved surface area.​
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Answer 1

Circumference = 2πr = 154cm

height (h) = 25cm

CSA = 2πrh

= 154×25

= 3850cm²

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Answer 2

Answer:

Circumference = 2Πr

2πr = 154 cm

Curved surface of the cylinder = 2πrh

154 × 25 = 3850 cm²