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Notasjon: For å skrive inn rottegn, feks roten av 5, skriv sqrt(5)
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\nFyll in tabellen med sinus- og cosinus verdiene til de oppgitte vinklene:
\n$v$ | \n$0^{\\circ}$ | \n$30^{\\circ}$ | \n$45^{\\circ}$ | \n$60^{\\circ}$ | \n$90^{\\circ}$ | \n$180^{\\circ}$ | \n$270^{\\circ}$ | \n$360^{\\circ}$ | \n
$\\sin(v)$ | \n[[0]] | \n[[1]] | \n[[2]] | \n[[3]] | \n[[4]] | \n[[5]] | \n[[6]] | \n[[7]] | \n
$\\cos(v)$ | \n[[8]] | \n[[9]] | \n[[10]] | \n[[11]] | \n[[12]] | \n[[13]] | \n[[14]] | \n[[15]] | \n
Bruk enhetssirkelen og skriv sinus og cosinus verdiene av disse vinklene i form av spisse vinkler
\n{geogebra_applet('https://www.geogebra.org/m/gqba3v8x',defs2)}
\n$\\sin(\\var{b}^{\\circ})=\\sin($[[0]]$^{\\circ})$
\n$\\sin(\\var{b}^{\\circ})=\\cos($[[1]]$^{\\circ})$
\n$\\cos(\\var{b}^{\\circ})=-\\cos($[[2]]$^{\\circ})$
\n$\\cos(\\var{b}^{\\circ})=-\\sin($[[3]]$^{\\circ})$
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\n{geogebra_applet('https://www.geogebra.org/m/gqba3v8x',defs3)}
\n$\\sin(\\var{c}^{\\circ})=-\\sin($[[0]]$^{\\circ})$
\n$\\sin(\\var{c}^{\\circ})=-\\cos($[[1]]$^{\\circ})$
\n$\\cos(\\var{c}^{\\circ})=-\\cos($[[2]]$^{\\circ})$
\n$\\cos(\\var{c}^{\\circ})=-\\sin($[[3]]$^{\\circ})$
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\n{geogebra_applet('https://www.geogebra.org/m/gqba3v8x',defs4)}
\n$\\sin(\\var{d}^{\\circ})=-\\sin($[[0]]$^{\\circ})$
\n$\\sin(\\var{d}^{\\circ})=-\\cos($[[1]]$^{\\circ})$
\n$\\cos(\\var{d}^{\\circ})=\\cos($[[2]]$^{\\circ})$
\n$\\cos(\\var{d}^{\\circ})=\\sin($[[3]]$^{\\circ})$
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