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December 4th, 2016, 09:04 AM  #1 
Newbie Joined: Feb 2016 From: Planet Earth Posts: 9 Thanks: 0 Math Focus: Algebra  Volume capacity of a medicine capsule
A medicine capsule consists of an open cylinder with two open hemispheres at each end as shown. The overall length of the capsule is 13 mm and its diameter is 4 mm. What is the capacity of the capsule?

December 4th, 2016, 09:53 AM  #2 
Math Team Joined: Jul 2011 From: Texas Posts: 2,678 Thanks: 1338 
$V = \dfrac{4\pi}{3} r^3 + \pi r^2 h$, where $r$ is the radius and $h$ is the height of the cylindrical part of the capsule.


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