Question
A rectangular paper sheet of dimensions 33 cm x 14 cm is
folded along its length to form a cylinder. What will be the volume of this cylinder? Take ă… =22/7Solution
Given – h= 1 4 cm 2πr = 33 r = ( 33 ×7)/22×2 = 21 / 4 cm volume of the cylinder = π r2h =22/7 × 441 / 16 ×1 4 = 4851/4 cm3 =1212.75 cm3
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