Functii trigonometrice

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Mathematics

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7th - 8th Grade

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Easy

Iacob Ana-Maria

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4 Slides • 1 Question

Functii trigonometrice

https://ro.warbletoncouncil.org/aplicaciones-trigonometria-4388#menu-2

Intr-un triunghi dreptunghic

$\sin x\ =\frac{cateta\ opusa}{ipotenuza}$
$\cos x\ =\frac{cateta\ alaturata}{ipotenuza}$
$tgx\ =\frac{cateta\ opusa}{cateta\ alaturata}$
$\operatorname{ctg}x=\frac{cateta\ alaturata}{ipotenuza}$

Valori elementare

Multiple Choice

Intr-un triunghi dreptunghic cu masura unghiului B de $30\degree$

cateta opusa este jumatate din ipotenuza

cateta opusa este dublul ipotenuzei

cateta alaturata este jumatate din ipotenuza

Functii trigonometrice

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