Help me please does this graph of a proportional relationship

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x