Need asap (will mark brainlessness) 9 point question

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

Given the median qr and trapezoid mnpo what is the value of x?

Based on the spreadsheet below, which of the following is a true statement?