Term

Definition
a line segment is the shortest path between two points. 


Term
distance between two points 

Definition
the distance between two points is the length of the line segment connecting them. 


Term

Definition
two points are equidistant from a given point if the line segments connecting each point to the given point are congruent 


Term

Definition
if two points are equidistant from the end points of a segment, then the line between those two points is the perpindicular bisector of the segment 


Term
perpindicular bisector theorem 

Definition
if a point is on perpinducular bisector of a segment then the point is equidistant form the endpoints of the segment 

