Answer:
as two semicircles and a rectangle
Step-by-step explanation:
If you extend the radii shown, each becomes an end of the rectangle, and also a boundary for a semicircle. The result is two semicircles and a rectangle. 
_____
Of course, two semicircles make a circle, so you could also decompose this to a circle and a rectangle.
 
        
                    
             
        
        
        
Answer:
1.67
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
The slope is 4
Step-by-step explanation:
You can find the point by doing 
9+7
____
3+1
which equals 16/4 = 4
the slope is 4
 
        
                    
             
        
        
        
Answer:
I looked it up on Google and it said major and minor I don't know if this helps so I'm sorry if it doesn't