Answer:
Step-by-step explanation:
The answer is 48 feet because 4x6=24 and 24x2=48
Honestly just use desmos or mathyway
4/5 is your answer
Hope this helps
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.