we have the price of TV is $3960.if we round off to the nearest tens we get same 3960 because we have 0 at the end which means lesser than 5 so 60 will be the nearest ten.
discount =
so $990 will be the discount.
and the cost of TV after discount is 
 
        
             
        
        
        
Answer:
According to the pythagorean theorem, a^2 + b^2 =c^2
c signifies the hypotenuse
a and b are the two legs 
the sum of the two legs squared measures will equal the measure of the hypotenuse squared.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1 liter of water
Step-by-step explanation:
If 80 % is acid that's means 4 liters of the 5 is acid. (0.8 * 5) 
The remaining amount is 1
 
        
                    
             
        
        
        
I think that the best answer here would be that A = 40 degrees. 
        
             
        
        
        
Answer:
Step-by-step explanation: