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Report Abuse. the point where the graph crosses the y-axis is the y-intercept, and the x-coordinate of this is 0 since it is crossing the y-axis (any point on the y-axis has an x-coordinate of 0). bialy Â· 7 years ago. Thumbs up.
The vertical line is nothing but a straight line drawn from top to bottom. Vertical line can be mostly used in graph. In graph vertical line is called as y-axis. The x-axis and y-axis can be seen in the graph.The point where the vertical and horizontal axis intersects each other is known as origin.The vertical and horizontal axis in the graph is defined as x-axis and y-axis. vertical line segment can be defined as a part of vertical line that is bounded by two points. The points are called the end points of the vertical line segment. The vertical line test is used to determine whether or not a graph is the graph of a function.