Răspuns :
P patrat=4xl
P patrat=4x5.25
P patrat=21 m
A patrat=lxl
A patrat=5.25x5.25
A patrat=27.5625 m patrati
P patrat=4x5.25
P patrat=21 m
A patrat=lxl
A patrat=5.25x5.25
A patrat=27.5625 m patrati
cred ca ai vrut sa scri "un patrat"
perimetrul=4 x latura
=4x 5,25
=21 cm
aria=5,25 x 5,25
aria=27,66 cm²
perimetrul=4 x latura
=4x 5,25
=21 cm
aria=5,25 x 5,25
aria=27,66 cm²