Answer: u need to use the sine and cosine law to solve for amplification
Step-by-step explanation:
 
        
             
        
        
        
Answer:
54
Step-by-step explanation:
4 ÷ 2 + 52
Order of operation
=  2 + 52
= 54
 
        
                    
             
        
        
        
Answer:
72 × 3 = 216m
 
216 m is the combined length
 
        
             
        
        
        
386 divided by 20 is 19.3 so Greg averaged 19.3 miles per gallon.