The acute angle inside the triangle is 57 degrees. The one labeled “1” is 123 degrees.
        
                    
             
        
        
        
Answer:
B.) 
Step-by-step explanation:
use the slope rule

Fill in values

Simplify

Simplify further

Done.
 
        
                    
             
        
        
        
Answer:
x=3
Step-by-step explanation:
x³ - 3 =24
x³ = 27
x = 3
 
        
             
        
        
        
64; Line pq is correspondent with line ab and triangle PQR is 4 time as big as triangle ABC.
        
                    
             
        
        
        
The number in between 2 and 7 is 4.5.
To find this, find the average of 2 and 7. 2+7 = 9. 9/2 = 4.5.
Hope that helped you.