An Angle is a measure of the separation or space between two lines that meets at a point. The angle can be anywhere between 0-360° Degrees or
2π Radians (~6.28 Radians)
A Radian is defined as:
"An angle of 1 radian results in an arc with a length equal to the radius of the circle."
You can use the conversions below to find multiple common angle measures and also rotational revolutions of a circle.