Q 4) The diameter and height of the cylindrical cane is
14cm and 10cm. How much paper will be needed to
wrap it from the front face?
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Answer :-
Given, Diameter d=14cm
∴r= 2 / 14
=7cm,l=10cm
Curved surface area of a cone= πrl
22 / 7×7cm×10cm=220cm 2
HOPE THIS HELPS YOU !!
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