Answer:
hope this helps
Step-by-step explanation:
 
        
                    
             
        
        
        
The right answer is 
0.627
        
             
        
        
        
Answer:
x = 14
Step-by-step explanation:
Using Pythagoras' identity in the right triangle
x² + x² = (14 )²
 )²
2x² = 392 ( divide both sides by 2 )
x² = 196 ( take the square root of both sides )
x =  = 14
 = 14
Thus the congruent legs are 14 cm
 
        
             
        
        
        
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