Answer:
10
Step-by-step explanation:
STUV is a parallelogram.
TV and SU are its diagonals intersecting at point N.
Diagonals of a parallelogram bisects each other.
Therefore, TN = NV
8 = x - 2
8 + 2 = x
10 = x
x = 10
8/12. 4/6. 2/3 is the simplest. Just keep dividing it down until you can't divide anymore:)
If you mean (3n-2m)^2 then the answer is
9n^2-12mn+4m^2
So B