If the radius of a cylinder is 17 cm and its curved surface area is 1309 cm2 then find the height of the cylinder?
According to the question Curved surface area of cylinder = 2πrh where the height of the cylinder = h cm and radius = r 1309 = (2 x 22 x 17 x h)/7 h = 12.25 cm
If ∆ ABC~∆ FDE such that AB = 9 cm, AC = 11 cm, DF = 16 cm and DE = 12 cm, then the length of BC is:
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