VERTICAL LINE

Definition of Vertical Line

The straight up and down line is known as Vertical Line

More About Vertical Line

  • The y-axis in a coordinate plane is a vertical line
  • The vertical line is always at 90� to the horizontal line

Example of Vertical Line

    Using vertical line test, the graph given represents a function as the vertical line drawn intersects the graph at only one point
      Example of Vertical Line
    The line p is a vertical line and q is a horizontal line.

Video Examples: Vertical Line Test


    Using vertical line test, the graph given does not represent a function as the Vertical line drawn intersects the graph at more than one point

Solved Example on Vertical Line

Ques: How many vertical lines can be drawn through a single point?

    Choices:
    A. 1
    B. 0
    C. 2
    D. 3
    Correct Answer: A

Solution:

    Step 1: Only one vertical line can be drawn through a single point

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