The mean of those sets of numbers are 17.5
AB^2 + BC^2 = AC^2
AB^2 + 6^2 = square root 117^2
AB^2 + 36 = 117
Now subtract 117 from both sides
AB^2 = 81
AB = square root 81 = 9

Therefore AB is 9 cms.
Answer:
I had to repost my answer because i got deleted from some reason
Step-by-step explanation:
Answer: straight line across on the y axis on -2/3
Step-by-step explanation:
7,874 inches is the answer
Hope this helps!!!