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.
$$2\pi = 360°$$ $$\pi = 180°$$
$$1radian=(\frac { 180 }{ \pi } )\approx 57.3°$$