Answer:
It is the 3rd choice. It is 4 times as big as the smaller cylinder
Step-by-step explanation:
V = πr2h
r - radius
h - height
π - pi
 = π(3)2(10)
enter into a calucaltor and you get 282.74
= π(6)2(10)
enter into a calucaltor and you get 1130.97
Divide 1130 by 282 and you get about 4
 
        
             
        
        
        
Answer:
178.3 mm²
Explanation:
The surface area of the regular pyramid is equal to the sum of the base and lateral areas:()
 
        
             
        
        
        
Answer: 20%
Step-by-step explanation:
Rule of 3, let's put the money on the left and the percentage on the right of the chart.


Calculate the difference.
