Assertion: ellipse's radius | /r/HasProperty | a line segment
Facets:
Source sentences:
text: Radius: a line segment joining the centre of the circle to any point on the circle itself; or the length of such a segment, which is half a diameter.
text: Radius: a line segment joining the centre of a circle with any single point on the circle itself; or the length of such a segment, which is half (the length of) a diameter.