If the area of a square with sides of length 9 centimeters is equal to the area of a rectangle with a width of 3 centimeters, what is the length of the rectangle, in centimeters? Choose the correct choice from the following:
A) 4  B) 27  C) 12  D) 16  E) 18

Rationale: let length of rectangle = l 9 ^ 2 = l * 3 = > l = 81 / 3 = 27 answer b
Answer: B