Question

The radius of the Base of a cylinder is 20 cm and its height is 13 cm . find curved surface area ​

Answer 1

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Answer 2

Answer:

1665.71 cm sq

Step-by-step explanation:

Radius of cylinder = 20 cm

Height of cylinder = 13 cm

Curved surface area of cylinder ;

2πrh = 2 * 22/7 * 20 * 13

= 40 * 22/7 * 13

= 530 * 22/7

= 1665.71

Therefore, the curved surface area of cylinder is 1665.71cm sq