answer :   the BC is measure by 4, and also if you wanna add this the AB is measure by 3.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
see explanation
Step-by-step explanation:
g(x) - f(x)
x - 3 - (3x + 2) ← distribute parenthesis by - 1
= x - 3 - 3x - 2 ← collect like terms
= - 2x - 5
There are no restrictions on the domain of - 2x - 5, thus
domain is all real numbers
 
        
             
        
        
        
 Answer:
10000
Step-by-step explanation:
5000+100(50)
=10000
 
        
                    
             
        
        
        
3420°
explanation:
the equation of the sum of interior angles are (n-2)x180 
polygon above has 21 sides so you sub n as 21 and plug the equation in the calculator