The _______ is the point on a parabola where graph changes direction or the turning point. It is the ______ point or _______ point of the graph. It has the coordinates ______ in the standard form y=a (x-h) ²+k
vertex: The point at which a parabola changes direction, corresponding to the minimum or maximum value of the quadratic function. axis of symmetry: A vertical line drawn through the vertex of a parabola around which the parabola is symmetric.
