if the radius of cone is reduced to half then find the new volume

Dear Student,

Volume of cone=πr2×h3V1V2=πr12×h3πr22×h3r2=r12V1V2=πr12×h3πr122×h3V1V2=r12r122V1V2=r12r122V1V2=22V1=4V2Hence new volume is V14

Regards,

  • 2
It reduce to 4 times.
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