12, or -12
12*12 = 144
-12*-12 = 144
        
                    
             
        
        
        
The answer is A because since the balance is 325 and you are trying to find what it was before you deposited
        
                    
             
        
        
        
Answer:
see explanation
Step-by-step explanation:
 ← evaluate
 ← evaluate  using calculator
 using calculator
=  
 
= 
= 1.762.....
≈ 1.8 ( to 1 dec. place )
 
        
             
        
        
        
A shape with rotational symmetry means it looks the same after a rotation. The image at number 3 is the only one that has rotational symmetry so answer yes for 3 and no for 1 and 2 okay 
        
                    
             
        
        
        
The circumference of a circle is 

 and it coresponds to a 360 degree angle.
The circumference of the circle is 2*4*pi=8pi m=25.12m
25.12m......360 degrees
10 m.........x degrees
x=10*360/25.12=143.31 degrees