Chapter 4.3, Problem 34E

To determine

The statement, which is always, sometimes or never true.

Answer to Problem 34E

Given statement is always true.

Explanation of Solution

Given information: We are given a statement a vertical line is parallel to the $y-\mathrm{axis}$ .

Calculation: Given statement a vertical line is parallel to the $y-\mathrm{axis}$ is always true.

Because a line is said to be vertical if that is parallel to the $y-\mathrm{axis}$ .all points on the line will have the same $x-\mathrm{coordinates}$ .

Thus the given statement is always true.