Dessa är ordets definitions relaterade till radian. Klicka på valfritt ord för att gå till dess ords detaljsida. Eller, gå till definitionen av radian.
0 the measure of an angle at the centre of a circle opposite an arc (= part of the edge of a circle) that is the same length as the radius (= the line from the centre to the edge of the circle)
1 the measure of an angle at the center of a circle opposite an arc (= part of the edge of a circle) that is the same length as the radius (= line from the center to the edge of the circle)