2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/182504The angle beta is the most accurately measured quantity that determines the Unitarity Triangle. In this article I review the various measurements of this angle performed by the BaBar Collaboration, and discuss their implications in the search for new physics.5 pages, 4 figures, contributed to the Proceedings of BEAUTY 2005High Energy Physics - Experimenttext