thethe rectangular sheet of paper of dimension 25 CM x 22 cm is rolled along its width to form a cylinder .find the volume of the cylinder so formed
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Step-by-step explanation:
vol. of cylinder = πr^2h
= 22/7 × r^2 ×25
22cm = 2πr
22= 2× 22/7 r
r= 7/2
r=3.5
vol. of cylinder = 22/7 × 3.5 × 3.5 × 25
= 22× 0.5 × 87.5
= 43.75 × 22
= 962.5 cm^3
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