Mensurationmedium · Past Paper
Find the ratio of the total surface area to the curved surface area of a cylinder of radius r and height h.
A(h+r) : h
B(h+r) : r
Ch : (h+r)
D2h : r
✓ Correct Answer: A — (h+r) : h
TSA / CSA = 2πr(h+r) / 2πrh = (h+r) / h.
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