Radians (Leaving Cert Mathematics): Quizzes

Angle when arc length equals radius

$s = r$

$2\pi$ radians

$180^\circ$

Degrees $\times \frac{\pi}{180}$

Radians $\times \frac{180}{\pi}$

$\frac{\pi}{4}$

$\frac{\pi}{2}$

$\frac{\pi}{3}$

$\frac{3\pi}{2}$

Calculus

Angular velocity & displacement