Can you figure out how this tessellation is made? What is the basic shape? What are the motions? What restrictions did the author make on the shape?
More GeoGebra at
Same Side Interior Angles Theorem
Non-Parallel Lines Cut By A Transversal
IGCSE SA & V QP1 #1(b)(i)
Reflect Points X Axis
Transformations of Parabolas
Exploration 2 - Proportionallity with 3 Lines