Question

Tha inner diameter of a circular well is 3.5m . it's is 10 m deep find

(:) it's inner curved surface area ​

Answer 1

HELLO MATE!

BY DATA : CYLINDER:- d = 3.5m, r=3.5/2m , h= 10m

C.S.A of cylinder = 2πrh

= 2×22/7×3.5/2×10

= 110m²

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