Answer:
9 yards
Step-by-step explanation:
A square has 4 equal sides, this means the 2 sides we will multiply to get the area are going to be the same. Since it says 81 yards squared and the shape is a square, we can do the square root of 81 which is 9.
 
        
                    
             
        
        
        
Answer:
a) 
b) 
Step-by-step explanation:
a) Let the required polynomial be p(x).
We have the relation,  + p(x) = 18
 + p(x) = 18
i.e. p(x) = 18 
i.e. p(x) = 
b) Let the required polynomial be q(x).
We have the relation,  + q(x) = 0
 + q(x) = 0
i.e. q(x) = 0 
i.e. q(x) = 
 
        
                    
             
        
        
        
Answer: 4
Step-by-step explanation:
 
        
             
        
        
        
Answer: c. getting heads on a coin toss and rolling a 5 on a die
Step-by-step explanation: