Answer:
yes
Step-by-step explanation:
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:
Step-by-step explanation:
What two numbers multiply to equal -48, but add to equal -2? The method is multiplying a*c and seeing if they add up to b. Those two numbers are -8 and +6.

Now, factor by grouping

Answer:
(a+11)(a-1)
Step-by-step explanation:
Answer:
30 minutes.
Step-by-step explanation:
8:55 - 8:25 is 30 minutes.
If you add 30 to 8:25, you would get 8:55.
Therefore, it's 30 minutes.