Question

If the length of a pipe is 5m And radius is 2.5m Then the curved surface area of a pipe is_________sq.m​

Answer 1

Answer:

pipe is in sape of cylinder

so it's length act as height

and CSA of cylinder=2πrh

2×22/7 ×5×2.5

22/7 ×5×5

22/7 ×25

3.14(approx) ×25

=78.5m² (approx)

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