a.)A=l•h=360mm•0,09m=360mm•90mm=32400mm(patrati)____b.)A=l•h=60:10•8=6•8=48m(patrati)___c.)d1=8cm si d2=2•d1=2•8=16 => A=(d1•d2)/2=(8•16)/2=8•8=64cm(patrati)_______d.)P:2=30 cm => P=30•2=60cm.__l=P:2:3=30:3=10cm.___P=2(l+L)=60 <=>l+L=60:2=30 <=>10+L=30 => L=30-10=20cm => A=l•L=10•20=200cm(patrati)_____e.)A=(b+B)•h/2=(5cm+0,1m)•6cm/2=(5cm+10cm)•3cm=15•3=45cm(patrati)________f.)A=(b+B)•h/2=420mm•1,1dm/2=210mm•11mm=2310mm(patrati)
