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tech / sci.math / I NEED math help

SubjectAuthor
* I NEED math helpSimon Roberts
+- Re: I NEED math helpDan Christensen
`- Re: I NEED math helpDan Christensen

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I NEED math help

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Subject: I NEED math help
From: simonrob...@gmail.com (Simon Roberts)
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 by: Simon Roberts - Fri, 25 Nov 2022 18:52 UTC

What is the minimum surface area of a rectangular box with sides x y and z of constant volume V? PLEASE INCLUDE various methods and the dimensions of box.

Also, what would the surface area be if one of the sides, say x, approaches Infinity?

Thanks

Re: I NEED math help

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Subject: Re: I NEED math help
From: Dan_Chri...@sympatico.ca (Dan Christensen)
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 by: Dan Christensen - Sat, 26 Nov 2022 02:49 UTC

On Friday, November 25, 2022 at 1:52:23 PM UTC-5, simonro...@gmail.com wrote:
> What is the minimum surface area of a rectangular box with sides x y and z of constant volume V? PLEASE INCLUDE various methods and the dimensions of box.
>

A cube with sides of length V^(1/3)

> Also, what would the surface area be if one of the sides, say x, approaches Infinity?
>

SA also approaches infinity with y=z and constant V.

Dan

Re: I NEED math help

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Subject: Re: I NEED math help
From: Dan_Chri...@sympatico.ca (Dan Christensen)
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 by: Dan Christensen - Wed, 18 Jan 2023 13:42 UTC

On Friday, November 25, 2022 at 1:52:23 PM UTC-5, simonro...@gmail.com wrote:
> What is the minimum surface area of a rectangular box with sides x y and z of constant volume V? PLEASE INCLUDE various methods and the dimensions of box.
>

x=y=z=V^(1/3) (a cube of volume V)

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