Answer:
2. RS=TS Definition of midpoint
4.RS=XY Transitive property of congruence
Step-by-step explanation:
Just look at the information that was given and then evrything will fall into place.If you know that the points on either side of the midpoint is going to be equal, and one of the segments are equal to another segment (like segment XY and RS.) then you know the other side of the midpoint is also going to be equal to that segment XY.