Does a line perpendicular to a vertical line mave slope 0?
(A). Yes
(B). No, a line perpendicular to a vertical line will have a negative slope.
(C). No, a line perpendicular to a vertical line will have an undefined slope.
(D). No, a line perpendicular to a vertical line will have a positive slope.
(E). No, a line perpendicular to a vertical line could be horizontal, vertical, or neither.
