How do you know if two line segments are parallel?
ATheir slopes are equal.
BTheir slopes are reciprocals.
CThe slope of one is the negative of the slope of the other.
DTheir slopes are negative reciprocals.
ATheir slopes are equal.
BTheir slopes are reciprocals.
CThe slope of one is the negative of the slope of the other.
DTheir slopes are negative reciprocals.