5, 10, 15, 20, 5n, 470
You just need to multiply the value by 5.
 
        
             
        
        
        
Are you good and why are you saying pls help fast
        
             
        
        
        
Answer:
d. 690.1 units²
Step-by-step explanation:
 1. You can use the Heron's formula to calculate the area of the triangle, which is:
 
 Where:
 
 2. Calculate  :
:
 
 3. Substitute values into the formula shown above and calculate the area, as following:
 
 4. Therefore, the area is 690.1 units².
 
        
             
        
        
        
<h2>39/6 = 6.5</h2><h2 /><h2>6 hours 30 minutes</h2>
        
                    
             
        
        
        
C. a-3x=0
Equations are like a balance scale. There needs to be an “=“