Rectangle a is similar to rectangle b. rectangle a has sides that are one- half the length of the sides of rectangle b. what is the relationship between the areas of rectangles a and b? a) the area of rectangle b is 2 times the area of rectangle a. b) the area of rectangle b is one-half the area of rectangle a. c) the area of rectangle b is 4 times the area of rectangle a. d) the area of rectangle b is equal to the area of rectangle a.