Examlex
As the dentist estimates the length of the root of the tooth, the dental assistant can record the length of the root in the patient's chart.
Vertex
In the context of geometry and graph theory, a vertex is a point where two or more curves, edges, or lines meet. In the context of quadratic functions, it is the highest or lowest point of the parabola.
Intercepts
Points where a graph crosses the axes of a coordinate system, typically identified as x-intercepts (where the graph crosses the x-axis) and y-intercepts (where it crosses the y-axis).
Parabola
A symmetric curve formed by all the points at an equal distance from a point called the focus and a line called the directrix.
Upward
In a direction towards a higher position or level.
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