Place value helps you divide because it helps you to know where to put the numbers
        
                    
             
        
        
        
Sarah spent $1,083 because $57*38=$2,166 and $2,166/2=$1083
        
             
        
        
        
Hello from MrBillDoesMath!
Answer:
32 ft^2
Discussion:
You solved it yourself. The area of a parallelogram of base "b" and height  (altitude) "h" is b*h. In this case
Area = 8 * 4 = 32 ft^2
Thank you,
MrB
 
        
                    
             
        
        
        
You mean f(x) = my+ b
This is called slope