34. A metal pipe is 77 cm long. The inner diameter of a cross section is 4cm. the outer diameter
being 4.4 cm. Find its
a) inner curved surface area
b) outer curved surface area
c) total surface area
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34. A metal pipe is 77 cm long. The inner diameter of a cross section is 4cm. the outer diameter
being 4.4 cm. Find its
a) inner curved surface area
b) outer curved surface area
c) total surface area
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Answer:
try yourself and find by using correct formula