1.04 is the decimal rounded to the nearest hundredth
        
                    
             
        
        
        
The answer to that is -1.89041096 - 4.95890411 i
        
                    
             
        
        
        
Answer:
  =12.56 ft^2
Step-by-step explanation:
First we need to find the radius
r = d/2 = 4/2 =2
Then we can find the area
A = pi r^2
    = pi ^ 2^2
    = 4pi
    = 4*3.14
    =12.56 ft^2
 
        
                    
             
        
        
        
Answer:a^2 +b^2 =c^2.
Step-by-step explanation:
 square of magnitude of first vector + square of magnitude of second vector + twice the dot product of the two vectors whose sum's magnitude is to be found.