Complex numbers as vectors June 30, 2015November 14, 2016gjoohengLeave a Comment on Complex numbers as vectors Complex numbers can be treated as 2D vectors. Try this challenging problem. ABCD is a square labeled in anti-clockwise order. If B and D represent the complex numbers 1+5i and 5+3i respectively, find the complex numbers represented by A and C. Share this:FacebookTwitterLike this:Like Loading... Related