2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/65687We extend the Law of Sines to simplices in Euclidean spaces of any number of dimensions.Name changed (from Theorem of Sines to Law of Sines. Some typos corrected; three dimensional identity improved (by M. Pashkevich of Novosibirsk)General MathematicsMetric Geometry52B11; 51F99text