Answer:
V=pi r² h/3
Step-by-step explanation:
V=volume
R=radius
H=height
 
        
             
        
        
        
Answer:
0.58
Step-by-step explanation:
hundredths place is 2 after the decimal
any number 5 or higher will round up 
so the 7 rounds up to a 8
Hope this helps!
 
        
                    
             
        
        
        
Answer:
=5
Step-by-step explanation:
(5)=-7/2(-2)-7
5=7-7
=5
 
        
             
        
        
        
Answer:
B. 
Step-by-step explanation:
The lateral area of the right cylinder refers to the curved surface area.
The lateral area of the right cylinder does not include the two circular bases.
The lateral area is given by the formula;

The correct choice is B.
 
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
x = father's age
y = son's age
Nowadays:
3x = y
5 years ago:
4(x - 5) = y - 5
4x - 20 = y - 5
4x = y + 15
I hope I've helped you.