Elizabeth bought 5 packets of sunflower seeds. Each packet contained 12 seeds. She planted 1 packet of seeds, and 6 seeds sprouted. Which statement about the seeds in the remaining packets is best supported by this information?

Find the value of the cosine for angle a

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective