Answer:
Step-by-step explanation:
take angle C as reference angle
using cos rule
cos C=adjacent/hypotenuse
cos C=21/75
cos C=0.28
C= 0.28
0.28
C=73.7 degree
 
        
             
        
        
        
I believe the answer is 64?
        
                    
             
        
        
        
Answer:
a is the answer
Step-by-step explanation:
a is the answer because the way they are being multiplied are consistent, while the others arent.
 
        
                    
             
        
        
        
Answer:
$360.00 for the whole room
Step-by-step explanation:
 
        
             
        
        
        
Answer:
-7
Step-by-step explanation:
7.
step-by-step explanation:
the coefficient multiplies the variable.
it is -7.