Răspuns :
[tex]P_{patrat} = 5.2~dam \\ \\ L_{patrat} = 5,2~dam~:~4 \\ \\ L_{patrat} = 1,3~dam \\ \\ A_{patrat} = {1,3}^{2} \\ \\ A_{patrat} = 1,69~{dam}^{2} = 169~{m}^{2}[/tex]
Succes!
Succes!