Copy of Supplementary Angles Formed by Parallel Lines and a Transversal

Investigate supplementary angle pairs formed by parallel lines and a transversal.
Congruencia entre los ángulos, cuando dos paralelas son atravesadas por un segmento
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[i]Answer these open ended questions on your own or with others to form deeper math connections.[/i]
What other supplementary angle pairs can you identify?
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– JOSELIN ITURRIOS HERNANDEZ, GeoGebra Content Team

Information: Copy of Supplementary Angles Formed by Parallel Lines and a Transversal