Answer:
edit: i was wrong ignore me
 
        
             
        
        
        
B) x=2 and y=14 i’m pretty sure lol
        
             
        
        
        
Answer:
A. 4.8°
Step-by-step explanation:
We have that,
The horizontal distance for the ramp = 12 feet.
Maximum height of the ramp = 1 feet.
So, we get that the value of the angle 'x' made by the ramp with the ground is given by,

i.e. 
i.e. 
i.e. 
i.e. x = 4.8°
Thus, the maximum angle made by the ramp with the ground is 4.8°.
 
        
             
        
        
        
Answer:
2.Addition Property
3.Multiplication Property
Step-by-step explanation: