Răspuns :
[tex]A_{\triangle}=l^{2}\dfrac{\sqrt{3}}{4}=6^{2}\dfrac{\sqrt{3}}{4}=36\dfrac{\sqrt{3}}{4}=9\sqrt{3}[/tex]
[tex]A_{\triangle}=9\sqrt{3}[/tex]
[tex]A_{\triangle}=9\sqrt{3}[/tex]