Answer:
from the working in the photo
We know that
[area old square]=x*x--------> x²
[area new square]=(x+6)*(x+6)-------> (x+6)²-----> A=x²+12x+36
the answer is
An <span>expression to represent the area of the new square is (</span>x²+12x+36)
<span>7 divided by 798 is
1/114 for fraction form
0.008871989860583 for decimal form</span>