Question

5 va rog dau coroana​

Answer 1

Răspuns:

1/2EF=MN=>MN*2=EF=>11*2=22cm

P=3*l=3*22=66

1/2EF=MN=>MN*2=EF=>12*2=24cm

P=3*l=3*24=72cm

1/2EF=MN=>MN*2=EF=>7,5*2=15cm

P=3*l=3*15=45cm

Explicație pas cu pas: