Question

AC =

a) 9

b) 4.5

c) 5

Answer 1

I believe your answer is 5 or C.

Take both sides that you can find, so in this case 3 and 4.
Then square both these numbers. After that add them together, so 3*3+4*4=25
Now find the square root of 25, which in this case is 5.
Hope this helps