Radian Measure (AQA A-Level Mathematics): Flashcards

Precise values of trig functions for specific angles

$\frac{1}{2}$

$\frac{\sqrt{2}}{2}$

$\frac{\sqrt{3}}{2}$

$\frac{1}{\sqrt{3}}$ or $\frac{\sqrt{3}}{3}$

$\sqrt{3}$

Undefined

1 (opp 30°), $\sqrt{3}$ (opp 60°), 2 (hyp)

$\sqrt{2}$

$(\cos \theta, \sin \theta)$