A rectangular paper of width 8cm and length 22cm rolled along it width and a cylinder is formed.
On the above Intimation, Solve the question given below
The volume of cylinder is
Rectangular width =8cm, length =22cm After rolled cylinder form – H=8cm and Circumference =22cm ATQ- 2 πr=22cm 2×22/7×r=22 r=7/2cm. the volume of the cylinder= πr2h=7/2×7/2×8× π =98 πcm3
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