Answer:
2/3
Step-by-step explanation:
51, 60, 63, and 65 are greater than 50.
 
        
                    
             
        
        
        
Answer:
2 hours
Step-by-step explanation:
30×1=30
30×2=60
 
        
             
        
        
        
Answer:
68 cm
Step-by-step explanation:
Using the concept of tangents drawn from external point to a circle are congruent, we can find the Perimeter of polygon. 
