how much metal sheet is required to prepare a cylindrical pipe of 10cm long and radius 7cm
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Answered by
12
Answer:
Step-by-step explanation:
curved surface area =2πrh
=2×22/7×7×10
=44×10
=440cmsquare
therefore,440 m metal sheet is required to prepare a cylindrical pipe
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Answered by
3
Area of metal sheet required = C.S.A. of the pipe( Since it's a pipe, it ends are open).
C.S.A of the pipe = 2 × pie × r × h
= 2 × 22/7 × 7 × 10
= 440 sq.metres
C.S.A of the pipe = 2 × pie × r × h
= 2 × 22/7 × 7 × 10
= 440 sq.metres
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