Fördjupning

# Trigonometriska värden för standardvinklar – grader

Vinkel $v$ $0^\circ$ $30^\circ$ $45^\circ$ $60^\circ$ $90^\circ$
$\sin(v)$ $0$ $\dfrac{1}{2}$ $\dfrac{1}{\sqrt{2}}$ $\dfrac{\sqrt{3}}{2}$ $1$
$\cos(v)$ $1$ $\dfrac{\sqrt{3}}{2}$ $\dfrac{1}{\sqrt{2}}$ $\dfrac{1}{2}$ $0$
$\tan(v)$ $0$ $\dfrac{1}{\sqrt{3}}$ $1$ $\sqrt{3}$ Odef.
Vinkel $v$ $120^\circ$ $135^\circ$ $150^\circ$ $180^\circ$
$\sin(v)$ $\dfrac{\sqrt{3}}{2}$ $\dfrac{1}{\sqrt{2}}$ $\dfrac{1}{2}$ $0$
$\cos(v)$ $\text{-}\dfrac{1}{2}$ $\text{-}\dfrac{1}{\sqrt{2}}$ $\text{-}\dfrac{\sqrt{3}}{2}$ $\text{-}1$
$\tan(v)$ $\text{-}\sqrt{3}$ $\text{-} 1$ $\text{-}\dfrac{1}{\sqrt{3}}$ $0$