Three tennis balls fit exactly into a cylindrical can.  Each ball is 6 cm in diameter.  Use 3.14 for π to approximate:

a) The height of the cylinder containing the tennis balls.  

b) The volume of this cylinder
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Height of the cylinder=3×6=18cm. Radius of the cylinder=6/2=3cm.

Volume of cylinder=π3²(18)=162π=508.68cc approx.

a) three ball diameters=18cm.

b) volume of cylinder of height h=18cm and radius r=half of ball diameter=6/2=3cm is πr²h=π(9)(18)=162π=508.68 cubic cms.

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asked Feb 23, 2021 in Geometry Answers by larryd123 Level 1 User (480 points) | 133 views
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