Marnie is counting migratory birds that return annually to Smallville, a small residential area. The first year she tags 400 birds. The second year she counts 450 tagged birds over the course of three months.

parallel and congruent

step-by-step explanation:

the movement of translation is linear.   these have the same translation because you are using the same rule for each point of the triangle so you will see the same slope being used to get from a point on the triangle to its image.

same slope!   you should think parallel when you see those 2 word together (well unless it's the same line but it can't be because we are coming from different points here)

congruent! because each point is being moved the same distance.

its adding 5.5 each time

step-by-step explanation: