Answer:
Ans = 2.53m
Step-by-step explanation:
It is a simple law of Cosine, on a right-angle triangle draw the length as 5 and the base as 7 the angle is 15°. Find x. 
So x = 5² +7² - 2 (5) (7)cos 15°
Solve this and you get your answer. 
Hope this was helpful :)
 
        
             
        
        
        
Answer:
The answer is false and I hope this will help you
 
        
             
        
        
        
Answer:
x equals 4.6
Step-by-step explanation:
if u need explanation plz tell me so i can help
 
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
4^2+x^2 = 15^2
 x^2 = 15^2 - 4^2 = 225-16 = 209
x=sqrt(209)
x = 14.46
 
        
             
        
        
        
Answer:
Total is 5 hours.
Step-by-step explanation:
... in the attached picture.
Hope this helps!
Choose me for brainliest please!!!