Sum of Complex Numbers

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Use the green slider to see how the Sum of Complex Numbers is done by the "parallelogram method"

&bull Explain how the method works.

Move the blue points (Z₁ and Z₂) to find the sums of Complex Numbers below:

(-5+3i) + (6+4i)
(3+i) + (1-3i)
(7+2i) + (-7-4i)
(0.5-4i) + (-1.5-i)

Created with GeoGebra by Manuel Sada Allo (March 2008) and adapted by Steven Lapinski