Answer:
8.6 
Step-by-step explanation:
a^2+b^2=c^2
7^2+5^2=c^2
49+25=c^2
74=c^2
8.6=c
 
        
             
        
        
        
To estimate a square root, find the two perfect squares the number is closest to, then continue with further decimals, i.e. if the question is square root of 5, it is between 4 and 9.  As such, the answer is between 2 and 3.  Alternatively, use a calculator for a quick estimation of many decimal points.
 
        
                    
             
        
        
        
Explanation with Answer:
2 with exponent 3= 8
8+4=12
3 with exponent 2=9
12*9=108
the ________ is a symbol for division.
2 with exponent 2=4
Now we divide. 108 divided by 4=27
The answer is D AKA 27.
 
        
                    
             
        
        
        
Answer:
the question is fillped i can not see the questions
Step-by-step explanation: