Which of the following must be true of the above triangle abc?

i. ac + ab < bc

ii. ac < ab < bc

iii. ac + ab = bc

i only
ii only
i and iii only
ii and iii only
i, ii, and iii

7.(03.01 lc)which set represents the range of the function shown? {(-1, 5), (2,8), (5, 3), 13, -4)} (5 points){-1, 2, 5, 13){(5, -1), (8, 2), (3,5), (-4, 13)){-4, 3, 5, 8}{-4, -1, 2, 3, 5, 5, 8, 13}

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.