6.2 Trigonometric Functions: Unit Circle Approach/15

${\begin{aligned}-{\frac {2}{5}},{\frac {\sqrt {21}}{5}}\sin {(t)}&={\frac {\sqrt {21}}{5}}&\csc {(t)}&={\frac {r}{y}}\\[2ex]\cos {(t)}&=-{\frac {2}{5}}&\sec {(t)}&={\frac {r}{x}}\\[2ex]\tan {(t)}&=-{\frac {\sqrt {21}}{2}}&\cot {(t)}&={\frac {x}{y}}\\[2ex]\end{aligned}}$

\end{align} </math>