the inner diameter of a circular well is 3.5 metre its 10 metre Deep find its in a curved surface area the cost of plastering this curved
surface area @ rupees 40 per metre square
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area of well =area of cylinder=2pi.r.h
=2 x 22/7 x 7/2 x 10=220m^2
cost of plastering curve surface area=area of curve surface x rate
=220 x 40=8800 Rs
=2 x 22/7 x 7/2 x 10=220m^2
cost of plastering curve surface area=area of curve surface x rate
=220 x 40=8800 Rs
abhi178:
mark as brainliest
thanku but its a wrong answer as well as method too
how
explain
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