[tex]\it Fie\ \ell_1,\ \ \ell_2,\ \ laturile\ celor\ dou\breve a\ p\breve atrate.\\ \\ Raportul\ ariilor\ este\ \ \dfrac{\mathcal{A}_1}{\mathcal{A}_2}=\dfrac{\ell_1^2}{\ell_1^2}=\Big(\dfrac{\ell_1}{\ell_2}\Big)^2=\Big(\dfrac{4\ell_1}{4\ell_2}\Big)^2=\Big(\dfrac{\mathcal{P}_1}{\mathcal{P}2}\Big)^2=\Big(\dfrac{2}{3}\Big)^2=\dfrac{4}{9}[/tex]
