Question

3 completar el espacio en blanco 1 punto a ray, line, line - segment, or plane that is perpendicular to a segment at its mid - point line n is called the elija su respuesta.

Explanation:

By definition, a ray, line, line - segment, or plane that is perpendicular to a segment at its mid - point is called a perpendicular bisector. In the given diagram, line n is perpendicular to segment PQ at its mid - point M, so it fits the definition of a perpendicular bisector.

Answer:

perpendicular bisector