Find the area and perimeter for number 19 and 20 with work

Given the box plot, will the mean or the median provide a better description of the center? box plot with min at 10.5, q1 at 11.5, median at 12.5, q3 at 13.5, max at 15

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

One positive number is 9 more than twice another. if their product is 95, find the numbers