find the radius of a cylinder whose volume is 3080cm and height is 20cm
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Let the radius be r centimetres
therefore,
pi * r^2 *h =3080
or, r^2= 3080*(7÷22)*(1÷20)
or, r^2 = 7*7
or, r = 7
therefore, the radius is 7cm.
therefore,
pi * r^2 *h =3080
or, r^2= 3080*(7÷22)*(1÷20)
or, r^2 = 7*7
or, r = 7
therefore, the radius is 7cm.
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