Which statement is true about the slope of a line parallel to the x-axis?(1 point)

Responses

A line parallel to the x-axis has a positive slope because it is increasing.
A line parallel to the x -axis has a positive slope because it is increasing.

A line parallel to the x-axis has zero slope.
A line parallel to the x -axis has zero slope.

A line parallel to the x-axis has a negative slope because it is decreasing.
A line parallel to the x -axis has a negative slope because it is decreasing.

A line parallel to the x-axis has an undefined slope.

1 answer

The true statement about the slope of a line parallel to the x-axis is:

A line parallel to the x-axis has zero slope.

This is because the line does not rise or fall as it moves from left to right; it remains constant at the same y-value.