What is the area A of the square with the following coordinates: (x, y), (20, 20), (20, 5), (x, 5)?	Options: A) 60 . B) 85 . C) 125 . D) 225 . E) it can not be determined from the information given

Rationale: length of one side = 15 ( 20 - 5 ) since , its a square , the area will be a = 15 ^ 2 = 225 d is the answer
Answer: D