kat-alpha-jest-ostry-i-displaystyle-cosalpha-frac513-wtedy

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Zadanie

Kąt jest ostry i . Wtedy

$\displaystyle \sin\alpha= \frac{12}{13}$ \displaystyle \sin\alpha= \frac{12}{13} oraz $\displaystyle \tg\alpha= \frac{12}{5}$ \displaystyle \tg\alpha= \frac{12}{5}

$\displaystyle \sin\alpha= \frac{12}{13}$ \displaystyle \sin\alpha= \frac{12}{13} oraz $\displaystyle \tg\alpha= \frac{5}{12}$ \displaystyle \tg\alpha= \frac{5}{12}

$\displaystyle \sin\alpha= \frac{12}{5}$ \displaystyle \sin\alpha= \frac{12}{5} oraz $\displaystyle \tg\alpha= \frac{12}{13}$ \displaystyle \tg\alpha= \frac{12}{13}

$\displaystyle \sin\alpha= \frac{5}{12}$ \displaystyle \sin\alpha= \frac{5}{12} oraz $\displaystyle \tg\alpha= \frac{12}{13}$ \displaystyle \tg\alpha= \frac{12}{13}