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A sector of a circle of radius cm is folded such that it forms into a cone. If the central angle of the sector is  then what is the volume of the cone formed ? (in  )

A

B

C

D

Answer

Slant height of cone radius of circle from which sector is cut
                             
Area length of  sector
                                             
Circumference of the base of cone arc length cm
 



Volume of cone  

                                 

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