What is a Radian?
A radian is a unit measurement of an angle.
$2\pi = 360°$ $\pi = 180°$
$1radian=(\frac { 180 }{ \pi } )\approx 57.3°$
A radian is a unit measurement of an angle.
$2\pi = 360°$ $\pi = 180°$
$1radian=(\frac { 180 }{ \pi } )\approx 57.3°$