Question

lateral surface area of sphere

Answer 1

The lateral surface area of the cylinder is 2 π r h where h = 2 r . Lateral Surface Area of the Cylinder = 2 π r ( 2 r ) = 4 π r 2 . Therefore, the Surface Area of a Sphere with radius equals 4π r 2 .

Answer 2

HEYA ,
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 The lateral surface area of the cylinder is 2 π r h where h = 2 r . 
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