Simplifying the expression would be 19.76.
        
                    
             
        
        
        
Answer:
The units are always squared. The area can be found when given the diameter by first finding the radius. Circumference can be used to find area
Step-by-step explanation:
 
        
             
        
        
        
Answer:  d) 0.9693
<u>Step-by-step explanation:</u>
refer to the z-table attached.  
The table shows the percent from the MEAN.  The percent below the mean is 50% so that needs to be added to the value in the table.  
Look on the left side for 1.8 and the top for 0.07 (which is 1.87).  
The value is 0.4693 --> add 0.5 to that value to get 0.9693.
 
        
             
        
        
        
Answer:
Bright lemonade 
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer: 53x^7
Step-by-step explanation:
Subtracting a negative is like adding.