Answer:
π(8)²=64π
Step-by-step explanation:
Area = Pi times radius squared 
We know the Diameter is 16 so the radius must be 8.
8 squared = 64, then we multiply pi when you get your answer.
 
        
             
        
        
        
Answer: 3. HAVE AN AMAZING DAY
 
        
             
        
        
        
147/3=49bags
216/3=72bottles
49*5=245bags
72*5=360bottlesso he can sell 245 bags of popcorn and 360 bottles of water 
        
             
        
        
        
Answer:1385.44mm sq
Step-by-step explanation: surface area of a circle = pi x radius squared 
3.142 x 21 squared