A fisherman drops a fishing line into the sea. The end of the fishing pole is at an elevation of 5 feet. The hook that is in the water is at an elevation of –2 feet. The number line shows their heights. Sea level is represented by 0.

1. Write an absolute value expression telling how many feet the end of the fishing pole is above sea level. Evaluate the expression. (3 points)

2. Write an absolute value expression telling how many feet the hook is below sea level. Evaluate the expression. (3 points)

3. If the fishing line goes straight down into the water, what is the distance between the end of the pole and the hook? Explain how you found this distance. (4 points)