am nevoie repedeee va rog

[tex]\it H\ -\ ortocentru \Rightarrow CN\perp AB \Rightarrow \Delta ANH-dreptunghic\ \hat\imath n\ N \Rightarrow \\ \\ \Rightarrow \widehat{AHN}=complementul\ lui \widehat{BAM}=65^o\ (din\ \Delta MAB)[/tex]