Answer:
All parallelograms have at least 1 parallel side.(Rectangles,squares,rhombuses,etc.)Trapezoids also have parallel sides.
Step-by-step explanation:
 
        
             
        
        
        
Formula: pi* r^2* h/3
Cone A= 12.57
Cone B= 50.27
        
             
        
        
        
Answer:
g/-d+4
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer: Yes
If I remember correctly, I believe these ordered pairs indicate a function, as there is exactly 1 output for every input (i.e., (output, input)). If there were 2 inputs of the same number, that'd make this relation not a function.