To find X, we can divide 5 into 40.
40 divided by 5 is 8.
Now we can do 5 x 8. That is 40.
X=40 
OR we can do it another way. 
40 divided by 5 is 8.
Cross out 5 divided by 5.
Now we have 8. Still.
X is 8
        
                    
             
        
        
        
Answer:
(x+1.2)2=68.3
Step-by-step explanation:
(x+1.2)2=68.3
 
        
             
        
        
        
Answer:
it is SAS 
Step-by-step explanation:
because BC is common side in both triangles 
so 
now two triangles have 2 sides equal and 1 angle equal so 
it is congruent by SAS rule
 
        
             
        
        
        
Answer:
5 10ths
Step-by-step explanation:
 
        
             
        
        
        
Answer:
f(-2)= 1
Step-by-step explanation: