Need help please What is the slope of the line?

Are the corresponding angles congruent? explain why or why not.

What is the slope of the line (-7,2) (4,6)

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)