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2010-03-17T12:42:38+01:00
A)Pp = (Pi)r2 r= 2cm h = 8cm
Pp = 4(Pi)
V = Pp * H
V = 4(Pi) * 8
V = 32(Pi)cm3

b) r= 4cm h = 4cm
Pp = (Pi)r2
Pp = 16(Pi)
V = Pp * H
V = 16(Pi) * 4 = 64(Pi)cm3

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