Consider the graph of the line y = 1/2x - 4 and the point (4,2).
The slope of a line parallel to the given line is.
A point on the line parallel to the given line, passing
through (-4,2), is.
The slope of a line
perpendicular to the given line is.
A point on the line perpendicular to the given line, passing through (-4, 2), is.