Assertion: parabola's vertex | /r/HasProperty | the highest point
Facets:
value: on the graph
type: LOCATION
Source sentences:
text: If the coefficient of the x 2 term is negative, the vertex will be the highest point on the graph, the point at the top of the “ U ”-shape.
text: The vertex of a parabola is the highest or lowest point, also known as the maximum or minimum of a parabola