In the given graph, lets mark two points:
Let  and
 and 
The slope of the line is given by:



The equation of the line is given by:






Therefore, the function equation represented by the graph is: 
 
        
             
        
        
        
The area of a right triangle with side lengths 7 and 7 is 
 
        
             
        
        
        
Answer:
B. 8 x 10^3
Step-by-step explanation:
1.6 x 10^5 / 0.2 x 10^2
= 160 000 / 20
= 8 000
You can write this as 8 x 10^3