Assertion: parabola | /r/HasProperty | equal
Facets:
value: to the distance
type: OTHER
value: the directrix
type: OTHER
Source sentences:
text: Two parabola are said to be equal if their latus rectum are equal.
text: the parabola is equal to the distance from[latex]\,P\,[/latex]to the directrix.
text: A parabola is a plane curve, every point of which has the property that the distance to a fixed point (called the focus of the parabola ) is equal to the distance to a straight line (the directrix of the parabola ).