trom a metal sheet. How nialty s,A metal pipe is 77 em long. The inner – InterviewSolution

1.	trom a metal sheet. How nialty s,A metal pipe is 77 em long. The inner diameter of a crosssection is 4 em, the outer diameter being 4.4 cmR 13.1). Find is. inner curved surface area,) dater curved sarlice aeu.13.4 SuSo far, wsuch figuprism (Tc toval sarfaco areathem.ActivitFig.13 string al
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