Given any two points A and B, there is exactly one line AB passing through them. 2. The Distance Postulate: For any two distinct points, there exists a unique positive number called the distance between the two points. 3. The Ruler Postulate: The set of points on any line are in one-to- one correspondence with the set of real numbers such that the distance between a pair of points is identified as the absolute value of the difference of the corresponding real numbers. 4. The Ruler Placement Postulate: Given any two points A and B on a line, a coordinate sy

Question

Given any two points A and B, there is exactly one line AB      passing through them.  2. The Distance Postulate: For any two distinct points, there exists      a unique positive number called the distance between the two      points.  3. The Ruler Postulate: The set of points on any line are in one-to-     one correspondence with the set of real numbers such that the      distance between a pair of points is identified as the absolute      value of the difference of the corresponding real numbers.  4. The Ruler Placement Postulate: Given any two points A and B on      a line, a coordinate sy