The main event that unified many people all over the globe to speak out against apartheid was when the White Nationalist Party seized a majority based on blatantly racists slogans. This prompted a backlash.
Answer:

Explanation:
The distance between two distinct points on the same plane (
) can be calculated by the General Equation of the Line Segment, a derivation from the Pythagorean Theorem:
(1)
Where:
- Initial point.
- Final point.
If we know that
and
, then the distance of the line segment is:


