HEAT dressing in large nonstick skillet on medium-high heat. Add chicken; cook and stir 5 to 7 min. or until done.
ADD water, teriyaki sauce and garlic powder; stir. Bring to boil.
STIR in broccoli and rice; cover. Cook on low heat 5 min. Remove from heat. Let stand, covered, 5 min. Fluff with fork.