This line is also perpendicular to (0,∞), and so takes the form (z,−z) for some end z. Alternatively, the intersection of this line with the line (0,∞) can be found by adding the lengths of the line segments from the crossing with (1,−1) to the crossings of the other two points.
This line is also perpendicular to (0,∞), and therefore takes the form (z,−z) for some endpoint z. Alternatively, the intersection of this line with the line (0,∞) can be determined by adding the lengths of the line segments from the crossing with (1,−1) to the crossings of the other two points.