Question

The ratio between the curved surface area and the total surface area of a right circular cylinder is 1:2 find the ratio between the height and radius of the cylinder..... Give answer

Answer 1

Given: CSA/TSA = 1/2

=> 2πrh/2πr(r+h) =1/2

=>4πrh=2πr(r+h)

=>2h=r+h

=>h=r

=>h/r=1/1

H:R = 1:1

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