Points A(1, 2) and B(1, 9) lie on a horizontal or vertical line. What is the distance AB?
Note
The x-coordinates are the same, so the points are vertically aligned. Subtract the y-values: |9 − 2| = 7.
Points A(1, 2) and B(1, 9) lie on a horizontal or vertical line. What is the distance AB?
The x-coordinates are the same, so the points are vertically aligned. Subtract the y-values: |9 − 2| = 7.