Hey guys what’s the observation I need help

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

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.)

Question 27 of 28 1 point what is the slope of the line shown below? (3,-2) (2,-4)