Let us draw a picture to make the things more clear.
Attached is the image.
We have been given that 

Therefore, we have

Now, in triangle bcd, we have

Now, in triangle acb, we have

Thus, ad is 15 cm.
 
        
             
        
        
        
Reggie Would Draw 9 Pictures
And Together They Draw 17
        
                    
             
        
        
        
Answer: 220 miles
Step-by-step explanation:
Distance travelled is calculated as:
= Speed × Time
Based on the scenario on the question, the total distance, in miles, of Darius' trip will be:
= (60 × 2) + (50 × 2)
= 120 + 100
= 220 miles
 
        
             
        
        
        
by calculating the given information and the equation in table
 
        
             
        
        
        
Answer:
the X variable 
Step-by-step explanation:
it's the same as any other function