Answer:
i cant see the attachment
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.
The answer is 2 ( choose 2 )
and how we find this answer? the picture is clearly for that.
Answer:
Option 3
Step-by-step explanation:
Each value of x maps onto one value of y and vice versa.