A metal pipe is 77 cm .long .The inner diameter of a cross section is – InterviewSolution

InterviewSolution

1.	A metal pipe is 77 cm .long .The inner diameter of a cross section is 4 cm. the outer diameter being 4.4 cm .Find its (i) inner curved surface area outer curved surface area Total surface area.
Answer» ANSWER :`(i) 968 cm ^(2) ` (II) `10648 cm ^(2) ` (iii) ` 2035.44 cm ^(2) `

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