Question

For problems the problems below, without graphing, determine whether the following two points would be on a vertical line or a horizontal line.

1. (3, 4), (3, 8)

2. (5, 1), (9, 1)

Answer 1

ok, so for both set of points, which axis do they share?

Answer 2

idk

Answer 3

the first set (3, 4), (3, 8), has x-axis shared, as u can see there is 3 in x-axis, so the first set is vertical line, since it has one projection on x-axis, and two on y-axis