Need help on geomtry homework

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

Which of these triangle pairs can be mapped to each other using a single translation? cof hn