a metal pipe is 77 long the inner diameter of the cross section is 4 cm and the outer diameter is 4.8 cm find the inner curved surface area outer curved surface area total surface area
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Step-by-step explanation:
INNER RADIUS OF CYLINDRICAL PIPE =R1=INNER DIAMETER /2 (4/2)CM = 2CM
HEIGHT OF CYLINDRICAL PIPE =77CM
CURVED SURFACE AREA OF INNER SURFACE OF A PIPE= 2PIA R1H
(2×22/7×2×77) CM SQUARE
=968CM SQUARE
I HOPE IT IS HELP YOU......
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