Plz help will mark brainliest if correct answer the length of three sides of a rectangular park are 80 feet,150 feet, and 150 feet. What is the length of the fourth side of the park?

A= 230 ft
B= 150 ft
C= 80 ft
D= 70 ft​

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?