Answer:
C. 3pi/2
Step-by-step explanation:
took the test
 
        
                    
             
        
        
        
 Answer:
1670.8 cm³
Step-by-step explanation:
Volume of square Pyramid = ⅓*a²*h
h = 15.3 cm
a = 18.1 cm
Plug in the values 
Volume of the pyramid = ⅓*18.1²*15.3
Volume = 1670.81 ≈ 1670.8 cm³ (nearest tenth)
 
        
             
        
        
        
4.9*10 x^{6}
i hope i helped!
        
                    
             
        
        
        
Step-by-step explanation:
9v-4v+7v
= 5v+7v
= 12v
The answer is 12v