Answer:
50.2
Step-by-step explanation:

Answer:
51*
Step-by-step explanation
I believe this correct only because 51 + <B + <A=180*
Because of that we will make <B equal to <C
Hope this helps!
area = x^2 -10x+25
side = sq root area
x^2-10x+25 = (x-5)(x-5) = (x-5)^2
=》 side = (x-5)