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ツツツツツツツツ class=

Răspuns :

Răspuns:

Explicație:

Patrat : 3+3+3+3=12 cm

Triunghi : 3+4+5=12 cm

Dreptunghi : (3+4) +(3+4) +6+6 = 26 cm

AB=DC=3cm

AD=BC=3cm

FG=ED=6cm

EF=DG=DC+CG=3+4=7

P(ABCD)=4×l=4×3=12

P(BCG)=5+4+3=9+3=12

P(DEFG)=2L+2l=2×6+2×7=12+14=26