Sin L=⅓ cos L=? tg L=?

[latex]sin^{2}L + cos^{2}L =1[/latex][latex]cosL= +-sqrt{1- sin^{2}L }[/latex][latex]cosL=+- frac{2 sqrt{2} }{3} [/latex][latex]tgL= frac{sinL}{cosL} [/latex][latex]tgL= +- frac{1*3}{3*2 sqrt{2} } = +-frac{1}{2 sqrt{2} } [/latex]