Question

the outer curved surface area of a pipe with length 18cm and diameter 10mm is?

Answer 1

CSA of the pipe=2*pi*rh
Length(height)=18cm
Diameter=10mm=1cm
Radius=0.5cm
CSA= 2*pi*rh
=2*22/7*0.5*18
=56.57 cm^2


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