Which statement best describes the relationship between the lengths of the sides of the triangle shown below? A. r squared is equal to t squared minus s squared. B. The square root of t is equal to r plus s. C. s squared equals t squared plus r. D. s plus t is equal to r squared.

After surveying students in her homeroom, katie decided to use a number cube to predict the probability that a randomly chosen student in her school planned to stay after school today for extracurricular activities. in katie’s simulation, a roll of 1 represents staying after school, while rolls of 2, 3, 4, 5, or 6 represent leaving school at the end of classes. according to katie’s model, what is the probability that three randomly chosen students will all stay after school for extracurricular activities today?