Hello : 
let A and B two points in the first line calculate the slope : <span>:   (YB - YA)/(XB -XA)
</span>let C and D two points in the second line calculate the slop  (YC - YD)/(XC -XD)
you are slope 
        
             
        
        
        
Answer:
$537.60
Step-by-step explanation:
12% increase is the same as multiplying by 1.12, 480*1.12=537.60
 
        
             
        
        
        
Answer:
10π (31.415926)
√101(10.0498756)
9.92749...
0.99853...
Step-by-step explanation:
For 10π, we can simplify π into 3.14 for an approximate amount. 3.14*10=31.4
For the square root of ten, we can estimate it's between 10 and 11 since 10 squared is 100 and 11 squared is 121. 
 
        
                    
             
        
        
        
Answer:
you divied 7 by 14 which is 2
Step-by-step explanation:
 
        
             
        
        
        
Answer:
The first row 
Step-by-step explanation:
Letters A,B,C,D