Question
If the curved surface area and the radius of a cylinder
are 990 cm2 and 21 cm, respectively, then find the volume (in cm3) of the cylinder.Solution
Let, height of cylinder be ‘h’ cm Curved area of cylinder = 990 2 × (22/7) × 21 × h = 990 Or, h = 7.5 cm Volume of cylinder = (22/7) × (21)2 × 7.5 = 10395 cm3
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