[tex]\bold{Zad.1} - \text{Chyba czegos brakuje w przykladzie?}\\\\\bold{Zad. 2}\\\alpha\in (0; 90)\\sin\alpha=0.6=\frac35\\\\sin^2\alpha+cos^2\alpha=1\\0.36+cos^2\alpha=1 /-0.36\\cos^2\alpha=0.64\\cos\alpha=0.8=\frac45\\\\tg\alpha=\frac{sin\alpha}{cos\alpha}\\tg\alpha=\frac35*\frac54\\\underline{tg\alpha=\frac34}[/tex]
