8X5000 is 40000. There's three zeroes in5000 and no zeroes in 8, yet there are 4 zeroes in the answer. This is because you must multiply the non-zeroes, and then add the zeroes from your factors. 8 times 5 is 40, add 3 zeroes to get 40000.
Hope this helps!
        
             
        
        
        
-1\4
Step-by-step explanation:
find the gradient of the line 
 
        
             
        
        
        
If you rotate about the circumcentre of a regular polygon 72° it will overlap with the original image.
        
             
        
        
        
 It's 78π inches so probably d.