Nested Rectangles Welcome! You are encouraged to register with the site and login (for free). When you register, you support the site and your question history is saved.A rectangle measuring 6 inches by 7 inches is centered inside a larger rectangle of proportional dimensions so that the perimeters of the two rectangles are separated by a uniform distance of x inches. If the difference between the areas of the two rectangles is 168 square inches, what is x? 3 4 6 8 9 Review Answer