Free GMAT Practice Questions

In a parallelogram, the ratio of the two adjacent sides is 1:2. If the area of the parallelogram is $36\sqrt{2}$ square unit and the angle between the two sides is 45°, what is the area, in square unit, of the rectangle whose smaller side is equal to the smaller side of the parallelogram and the larger side is equal to the larger side of the parallelogram?