Answer:
depends on how much each thing costs
Step-by-step explanation:
 
        
             
        
        
        
Answer:
(8,-2)
Step-by-step explanation:
x and y switch places and x's sign is changed
 
        
                    
             
        
        
        
Answer:
h= (V/πr²)(3)
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Counterclockwise rotation 
Step-by-step explanation:
It’s counter clockwise rotation because The clock was 30minutes faster , so she turned the minute hand backwards to correct the clock. Counterclockwise is opposite of clockwise