1. True (The center of dilation lies on the segment)
2. False (The center of dilation does not line on the segment)
3. False (The center of dilation lies on the segment)
4. True (Since the segments are not collinear as a result of the dilation, they are parallel)
5. True (Scale factor is 2)
6. False (Scale factor is 2)
7. True (by definition)
8. True (by definition)