You do what I’d 9-3 , 8-0 , then combined it and you will get the right answer
        
             
        
        
        
Since the shape is a square the sides are equal. Then we need to find x such that x * x = 169.
Sqrt(169) = 13
So x = 13
        
             
        
        
        
☁️ Answer ☁️ 
7+9+9+2 = 27~
Hope it helps!~ ^-^
Explanation: hru m8? How's life?  ̄▽ ̄