Quick Hypberbolic Geometry question concerning Saccheri Quadrilaterals

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Can a Saccheri Quadrilateral have 3 congruent sides? I know the summit is less then the base, but could it happen that the base is the same length as the two vertical sides?

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Yes, a Saccheri Quadrilateral with three congruent and one larger side is possible. The following image is a screenshot of the hyperbolic plane, rendered in the Poincaré disc model, with a construction executed using Cinderella.

Screenshot from Cinderella