OK I NEED HELP PLEASETHIS IS REALLY HARD AND I HAVE TO SUBMITMY TEST IN 3 MINUTES WHAT IS 1+1

Find the slope of the line y =8/9x + 1.

1. are the triangles similar and if so why? what is the value of x? show your work.

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?