Which property justifies this conclusion? If X is a point on and R-X-S, then .
A) Segment-Addition Postulate
B) Line-Addition Postulate
C) Ruler Postulate
D) None of These

Question

Which property justifies this conclusion? If X is a point on  and R-X-S, then  .
A) Segment-Addition Postulate 
B) Line-Addition Postulate 
C) Ruler Postulate 
D) None of These

Quizplus · Accepted Answer

The Segment-Addition Postulate states that if three points A, B, and C are collinear and B is between A and C, then AB+BC=AC. In this case, we have points R, X, and S that are collinear, with X between R and S. Therefore, the Segment-Addition Postulate can be used to conclude that RS=RX+XS.

Which Property Justifies This Conclusion? If X Is a Point