In Exercises 29-34, complete the sentence.
29. Collinear points are points that ?.
30. Coplanar points are points that ?
that lie
31. XY consists of the endpoints X and Y and all points on the line
32. MN
consists of the initial point M and all points on the line MN that lie?
33. Two rays or segments are collinear if they?
34. PO and PT are opposite rays if?__
35. Explain the difference between BC and CB.