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An oil funnel of sheet consists of a cylindrical part 10cm long attached to a frustum of a cone. If the total height be 22 cm, diameter of the cylindrical

part be 8 cm and the of the top of the funnel be 18 cm, find the area of the sheet required to make funnel.


Please see pictures given below
1 5 1
check now
still only 1 is visible diagram pic is visible o lnly
i dont know 
only 1 is visible
can u send me the pic in comment
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