Please look at the photo!

What is the value for this expression? 2e-5

Given that the images represent 4 steps in the construction of a line segment congruent to a given line segment, which is step 3 in the construction?

What are the domain and range of the function below? a) domain: (-4,0) range: [-2,infinity) b) domain: (-3,0) range: [-2,infinity) c) domain: (-infinity,infinity) range: [-2, infinity) d) domain: [-2,infinity) range: (-infinity,infinity)