Answer:
perpendicular is the opposite, so -3
Answer:2.9
3
Step-by-step explanation:
Answer:
They do not intersect, but are coplanar
Step-by-step explanation:
Parallel lines are coplanar (they lie in the same plane) and never intersect.
The scale factor is:

So you divide the corresponding lengths and the ratio you get is the scale factor. Hope it helps!