angular piece of paper of length 22 cm and breadth 10 cm is rolled to form a cylinder along its length find the volume of the cylinder
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Answer:
Since rectangular piece of paper of rolled along its length.
∴ 2πr = 22
r = 22 × 7 / 2 × 22 = 3.5 cm
Height of cyclinder (h) = 10 cm
∴ Volume of cyclinder = πr2h
= 22 / 7 × 3.5 × 3.5 × 10
= 385 cm3.
Step-by-step explanation:
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