I need help solving problem 11.        
      
                
     
    
    
    
    1  answer:
            
              
Since triangle ABC is isosceles, then angles 1 and 9 are congruent.
                                
             
         	
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They hiked the same distance because they were hiking at the same rate. 
 
        
             
        
        
        
I think 70 because playing on a varsity, i think, means to play both sports. So I added 10 to the number of students that play basket ball, which is also equal to the number of students that like tennis.
        
             
        
        
        
They are both the same. There are 60 seconds in one minute, so 60*3 is 180. Since 180=180, they are equal.
        
                    
             
        
        
        
The answer is C. 29.04
        
                    
             
        
        
        
Answer: 
Step-by-step explanation: 
We are given that: 
And we want to find F'(0). 
First, find F(x): 
From the chain rule: 
Then: 
In conclusion, F'(0) = 15.