. choose the model that represents the division sentence . a rectangle divided into six parts with one part shaded.becomesa rectangle divided into twelve parts with six part shaded. a rectangle divided into six parts with one part shaded.becomesa rectangle divided into twelve parts with two part shaded. a rectangle divided into six parts with one part shaded.becomesa rectangle divided into twelve parts with four part shaded. a rectangle divided into six parts with one part shaded.becomesa rectangle divided into twelve parts with one part shaded.