Question

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curved surface area of a cylinder is 11440cm² and its height is 65 cm . Find its radius​

Answer 1

Step-by-step explanation:

The radius 'r' of a cylinder is the radius of its base. Now, the area of the rectangle = length × breadth. 2πr is the circumference of the circle and h is the height. Area of the curved surface will be = 2πr × h = 2πrh.

Answer 2

Answer:

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Step-by-step explanation:

curved surface area of a cylinder is 11440cm² and its height is 65 cm . Find its radius