Using numbers it helps label the rectangle
        
                    
             
        
        
        
Answer:
What is the radius of the cone? 
5ft
What is the area of the base of the cone? 
25ft
What is the volume of the cone? 
75ft
Step-by-step explanation:
  
        
             
        
        
        
Option 1 : -22
using formula
(a + b )(a - b ) = a^2 - b^2
(√10 + 2√8) (√10 - 2√8) 
= (√10)^2 - (2√8)^2
= 10 - 2×2×8=10-32
= -22
2nd question answer is option 3
        
             
        
        
        
Answer:
x=-2
Step-by-step explanation:
4+8x=-12
-4       -4
8x = -16
/8      /8
x   =   -2
 
        
                    
             
        
        
        
Answer:
16
Step-by-step explanation:
4 flavors
2 toppings  
2 containers 
4x 2= 8
8x2=16