Question

1. choose whether the statement is sometimes, always, or never true.

the segments $overline{ab}$ and $overline{ba}$ describe the same set of points.
sometimes
always
never

Explanation:

A line segment is defined by its two endpoints, regardless of the order in which the endpoints are named. $\overline{AB}$ and $\overline{BA}$ both refer to the segment with endpoints A and B, so they contain exactly the same set of points between and including A and B.

Answer:

B. Always