postulado 129 poligonos concavos ordenados 25
The length of the diagonal more congruent diamonds or the congruent rhomboids of a polygon concave ordered data ( m, ) m greater than n, n greater or equal to two, is equal to the length of the side than the congruent rectangles or the congruent rhomboid in which a rectangle is divided and a diamond shape of order ( m, r ) m greater than r, r greater than or equal to two, respectively, and through them, mentally assumes that the ordered concave polygons were built.