Question

A rectangular piece of paper,44cm long and 16cm broad, is rolled along its length to form a cylinder. What is the radius of the cylinder ? What is its volume?

Answer 1

Answer:

area of rectangle = 2(L+B)

=2(44+16)

=2(60)

=120cm²

CSA of cylinder= 2×22/7×r×h

2×22/7×r×h= 120cm²

2×22/7×r×44=120

r=120×7/2×22×44

Answer 2

Answer:

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Step-by-step explanation:

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