Question

MATHEMATICS
EXERCISE 13.5 (Optional)*
A copper wire, 3 mm in diameter, is wound about a cylinder whose length is 12 cm, and
diameter 10 cm, so as to cover the curved surface of the cylinder. Find the length and
mass of the wire, assuming the density of copper to be 8.88 g per cm'.
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Answer 1

Answer:

at the end if you multiply them u will get the density

hope it helps

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Answer 2

Check your answer please