Răspuns :
a)L=8m=80 dam
l=6 dam
Aria=Lx l
A=80damx6 dam
A=480 dam
b)perimetrul drept=2L+ 2 l
L=8m=800cm
l=6dam=60m=6000cm
P drep=2x800cm+2x6000cm
P=1600cm+12000cm
P drept=13600cm
Ppatrat=13600cm
P= 4xlaturi
latura=13600/4 cm
latura=3400 cm
c) aria Patratului= latura xlatura
latura=3400cm=34m
aria P=34mx34m=1156 m patrati
1metru patrat=1 arie
P=1156 arii
l=6 dam
Aria=Lx l
A=80damx6 dam
A=480 dam
b)perimetrul drept=2L+ 2 l
L=8m=800cm
l=6dam=60m=6000cm
P drep=2x800cm+2x6000cm
P=1600cm+12000cm
P drept=13600cm
Ppatrat=13600cm
P= 4xlaturi
latura=13600/4 cm
latura=3400 cm
c) aria Patratului= latura xlatura
latura=3400cm=34m
aria P=34mx34m=1156 m patrati
1metru patrat=1 arie
P=1156 arii