Subject: Re: Really dirty question.

From: [email-masked] (Barry Andreasen - Sun BOS Hardware)
Date: 26 Aug 1993 13:46:35 GMT

/tmp/rrn7229.24577
>
>Most of the time something gets off-loaded from a dump truck, it forms
>a sort of triangle shaped block, something like below:
>
>                       /\
>                      /  \
>                     /    \
>                    /      \
>            -      /\       \
>                  /  \      /  _
>       height    /    \    /  
>                /      \  /   length
>            _  / _______\/   _
>          
>               |<width>|
>
>If we apply the laws of geometry we all ignored in school, the volume of a
				  ^^^^^^^^^^^^^^^^^^^^^^^^
>triangle is 1/2 the base times the height.  Therefore, the volume of the pile
>of stuff in you driveway is going to be
>
>                1/2 * width * height * length

A triangle has NO volume, only area.  The volume of a cone however is
	1/3 * height * area of the base
and the base is
	pi * (radius * radius).

So if you assume the radius is equal to the height you get

10 yds = 270 cf = 1/3 * h * 3.1415 * h * h  => 257.831 = h*h*h => h = 6.3647 ft

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***********************************************************************
I said it, perhaps I meant it, but regardless, I speak only for myself!
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---

From: [email-masked] (Jeff Popp)
Date: 25 Aug 1993 23:18:59 GMT

/\
                      /  \
                     /    \
                    /      \
            -      /\       \
                  /  \      /  _
       height    /    \    /  
                /      \  /   length
            _  / _______\/   _
          
               |<width>|