Assertion: regular polygon's apothem | /r/HasProperty | line
Facets:
value: from the center
type: LOCATION
value: to the midpoint of a side
type: LOCATION
Source sentences:
text: The apothem of a regular polygon is a line from the center to the midpoint of a side, which it meets at right angles.
text: The apothem of a regular polygon is the line from the center to the midpoint of a side.