The points $z_1, z_2, z_3$ and $z_4$ in the complex plane are the vertices of a parallelogram taken

Question

The points $z_1, z_2, z_3$ and $z_4$ in the complex plane are the vertices of a parallelogram taken in order, if and only if

Professor PC Thomas Classes · Answer

Parallelogram definitions map fundamentally coordinate matching leveraging explicitly structured geometric rules.