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Find the volume of air in a beach ball has a diameter of 18 centimeter

Guest Apr 4, 2017
 #1
avatar+89702 
+2

The beach ball is a sphere......and the volume of a sphere is

 

(4/3) * pi * (diameter / 2)^3   =

 

(4/3) * pi * ( 18 / 2)^3  =

 

(4/3) * pi * ( 9 ) ^3  =

 

(4 / 3) * pi * (729) =

 

(729 / 3) * 4 * pi   =

 

243 * 4 * pi   ≈  3053.63 cubic centimeters

 

 

cool cool cool

CPhill  Apr 4, 2017
edited by CPhill  Apr 4, 2017
 #2
avatar+7322 
+1

^^^^^^ Best Answer ^^^^^^

                 smileylaughlaugh

hectictar  Apr 4, 2017

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