Algebra : Graphing Horizontal and Vertical Lines
A. Graphing Horizontal Lines
B. Graphing Vertical Lines
II. Discuss some Key Terms
A. Cartesian Plane
i. Horizontal (x-axis)
ii. Vertical (y-axis)
i. Ordered Pair
Give the coordinates of the following points.
2. F_______ E
4. E_______ H G
5. The point in quadrant IV
Closest to the x-axis.________ J
IV. Graph the following set of points
A. (2,1) (2, 5), (2, -3), (2, 0)
B. (-3, 0), (-3, -3), (-3, 2), (-3, 5)
C. (1, 1), (1, 3), (1, -4)
D. Do you find something in common with Examples A-C?
E. If you had to call these Horizontal Lines or Vertical Lines, which one would you choose?
F. The equation for Example A:
G. The equation for Example B:
H. The equation for Example C:
V. This was only the one type of line, what is the other type of line?
A. Could you give me a set of points to try and get a picture of this other type of line?
B. How would you write an equation for this one?
VI. If given the point (2, 3), could you write an equation of a horizontal line that passes through
VII. If given the point (-1, 0), could you write an equation of a vertical line that passes through that
VIII. Given the equation, x = 2,
A. is the point (2,3 ) on that line?
B. is the point (3, 2) on that line?