18.84 because the formula to find the volume of a cone is pie*r^2*h/3 and your radius is 3 and the height is 2, so if you plug those in the equation and calculate it this should be your answer
        
             
        
        
        
1 and 2 are equations and 3 is a solution
        
                    
             
        
        
        
Answer:
aⁿ=4(−1)ⁿ⁻¹/3ⁿ
Step-by-step explanation:
use the formula an=a1rⁿ⁻¹
aⁿ=4(−1)ⁿ⁻¹/3ⁿ
 
        
             
        
        
        
Answer:
gram
Step-by-step explanation:
 
        
                    
             
        
        
        
Hello!!
The square root of pi 3.14 is:

I am sure you can figure out the main point!
Good luck :)