The sides of a square region, measured to the nearest centimeter, are 5 centimeters long. The least possible value of the actual area of the square region is  Choose one
A) 25.25 sq cm B) 20.25 sq cm C) 30.25 sq cm D) 36.25 sq cm E) 40.25 sq cm
Though there might be some technicalities concerning the termnearest(as 4.5 is equidistant from both 4 and 5) the answer still should be : 4.5^2=20.25.   Answer: 20.25 sq cm
<result>B</result>
The sides of a square region, measured to the nearest centimeter, are 5 centimeters long. The least possible value of the actual area of the square region is