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H=6cm
l=2pix3cm= 6pi cm
Pb=6pi cm x 6cm= 36pi cm2
2.V=2cm3
V=PpxH
Pp=0.5x 0.5=0.25cm2
H=2/0.25= 8cm
3.P=(6x10)/2=30cm2
4.5cm
5.P=4pix4=16pi cm.