Answer:
A or B or C or D, one of those
 
        
             
        
        
        
<span> the answer is C.	The ratio of the perimeter of figure A to the perimeter of figure B equals the ratio of any side of figure A to its corresponding side in figure B.</span>
        
             
        
        
        
From left to right, the line slants upwards like in this image:
 
        
        
        
STEP
1
:
Equation at the end of step 1
 ((49 • (x2)) + 12xy) + 26y2
 STEP 
2
 :
Equation at the end of step
2
:
 (72x2 + 12xy) + 26y2
STEP
3
:
Trying to factor a multi variable polynomial
 3.1 Factoring 49x2 + 12xy + 64y2 
Try to factor this multi-variable trinomial using trial and error 
 Factorization fails
Final result :
 49x2 + 12xy + 64y2