5.5 inches? If so 13.97 cm.
        
             
        
        
        
220 miles in 4 h = 55 mph multiply this by 5280 to get feet per hour then divide this by 60 to get ft/min
        
                    
             
        
        
        
<u>Answer:</u>
8cm
<u>Explanation:</u>
If the 16 cm is the diameter then the radius is 8 cm
 
        
             
        
        
        
Answer:
(3) Diagonals are perpendicular
Step-by-step explanation:
 
        
             
        
        
        
Answer:
the last choice
Step-by-step explanation: