Answer:
I would say angle 6 is supplementary to angle 3.
Step-by-step explanation:
Supplementary angles are angles that add up to 180 degrees. 
Angles 6 and 3 are right angles. 
90 + 90 = 180
Hope I helped!
 
        
                    
             
        
        
        
I think that the answer is A.
        
             
        
        
        
Answer:
 <20,23>
Step-by-step explanation:
u= <4,5> and v= <0,-1>
2v = 2*<0,-1> = <0,-2>
5u = 5* <4,5> = <20,25>
 2v+5u = <0,-2> + <20,25>
             = <20,23>
 
        
                    
             
        
        
        
Answer:
<h2>interest on saving accounts</h2><h2 />
Step-by-step explanation:
 
        
             
        
        
        
Check the picture below.
make sure your calculator is in Degree mode.