Answer:
Step-by-step explanation:
You cannot solve the problem because it doesn't have an equal sign, but I suppose you can simplify it. Look at this screenshot, it may help:
 
        
                    
             
        
        
        
<u>Answer</u>
A) 7.3 in.
Explanation
The area of a triangle = 1/2 ×base length × height
In the question given, base length = height = x
Area = 27 in²
1/2 × x × x =27
1/2×x²=27
x² = 54
x = √54
  = 7.3485 in²
 
        
             
        
        
        
We don't have a pic. We need one