Assertion: parabola | /r/HasProperty | open curve
Facets:
Source sentences:
text: Both parabolas and hyperbolas are an open curve which means that the arms or branches of the curves continue to infinity; they are not closed curves like a circle or an ellipse.
text: Hyperbolas and parabolas are both open curves, meaning that they do not end and continue indefinitely to infinity, something that ellipses and circles cannot do.
text: Parabola is an open curve at the intersecting surface of the cone.
text: Parabola, open curve, a conic section produced by the intersection of a right circular cone and a plane parallel to an element of the cone.
text: As you can see from the figures, circles and ellipses are closed curves whereas parabolas and hyperbolas are open curves.