Home / All Definitions / Algebra / Vertex of a Parabola Definition
The vertex of a parabola is the point at which a parabola makes its sharpest turn. The vertex is halfway between the directrix and the focus. Below is a graph of a parabola with all its major features labeled including its axis of symmetry, focus, vertex, and directrix.
“Vertex of a Parabola.” Mathwords, www.mathwords.com/v/vertex_parabola.htm.
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