Answer: Yes
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
Approximately 439.6 square millimeters. 
Step-by-step explanation:
The formula for the surface area of a cone is the following: 

Where, <em>r </em>is the radius and <em>l</em> is the slant height. 
The radius is 7 and the slant height is 13. We also use 3.14 for π Thus: 

 
        
                    
             
        
        
        
Answer:
B
Step-by-step explanation:
Since there are 100 squares and you shaded 45 that is 45/100 which is equal to 45%