Question

in a cylinder if radius and height is doubled then the volume will be(a) same(b) double (c) halved (d) four times
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Answer 1

Answer:

for times because in any 3d shape of dimensions are doubled area will increase four times

Answer 2

Answer:

8 times

Step-by-step explanation:

let new volume be V'

V'=Πr'^2*h'

=Π(2r)^2*2h

=Πr^2h*8

=V*8

Hence volume is incresed over 8 times