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(3.1415927whatever X 25 squared)-(pi X (25-1.8)squared) : (pi X 19 squared) - (pi X 15 squared)
That is the ratio of large thin to smaller thick tube.
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Thread: hey math stars....
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07-11-2008, 07:41 PM #1
shuffling mumbler
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hey math stars....
i can't find the formula for this. can any body help me figure out how much 50x1.8mm tubing would it take to equal 4 inches of 38x4mm?
help catches rep, thanks."Scientists proposed that male lion's skill at ambushing prey in dense vegetation was previously unknown because of scientists' fear of being ambushed by male lions in dense vegetation." Harpers, findings, may 2013
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07-11-2008, 08:14 PM #2
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Re: hey math stars....
Last edited by Brian Newman; 07-11-2008 at 08:22 PM.
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07-11-2008, 08:15 PM #3
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Re: hey math stars....
well i suck at math...but my girlfriend's pretty good and she says 6.75 inches..
she says shes 94% sure thats right.. i have no clue though.. i'd just just get a scale and weigh some lengths of tube till they match up..
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07-11-2008, 08:16 PM #4
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Re: hey math stars....
I am having a hard time with this virtual calculator. I found pi, but only have one memory function.
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07-11-2008, 08:16 PM #5
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Re: hey math stars....
There's thinking.
Originally Posted by forum593
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07-11-2008, 08:34 PM #6
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Re: hey math stars....
272.5645786254505 : 427.2566008882119
OR
6.270170585523282 inches.
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07-11-2008, 08:49 PM #7
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Re: hey math stars....
Plus or minus whatever the tolerances on the glass are.
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07-11-2008, 08:54 PM #8
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Re: hey math stars....
thanks! that's plenty close.
"Scientists proposed that male lion's skill at ambushing prey in dense vegetation was previously unknown because of scientists' fear of being ambushed by male lions in dense vegetation." Harpers, findings, may 2013
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