Use the cosine function.
cos x = 2/12
cos x = 0.167
use the inverse of cosine:
x = 80.405
The answer is C.
Hope this helps :)
        
             
        
        
        
Answer:I think no, because 25+35+45=150. 150x3=450
Maybe, for 4 months he'd have enough. So, 150x4=600. So Jamal would have some extra money!
Step-by-step explanation:
 
        
             
        
        
        
3x = 5y - 1
(3,3)...not a solution
(7,4)...not a solution
(-1/3,0)...is a solution
(-2,-1)...is a solution
        
             
        
        
        
Answer: 1p/5
Step-by-step explanation:
 
        
                    
             
        
        
        
In order to find the average you have to add up all the data values and then find the sum of the data values.

So on average he ran about 82.5 miles.