What is the image of (4,-2) dilation by a scale factor of 1/2 centered at the origin?

In angle pqr find the measure of

The total number of dental clinics total for the last 12 months was recorded

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?