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24-04-2017
Mathematics

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solve for r for the equation 1/3 pie r squared h

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apologiabiology apologiabiology

24-04-2017

I recognize that this is volume of cone

V=(1/3)pir^2h
times 3/1 both sides
3V=pir^2h
divide both sides by pih
[tex] \frac{3V}{\pi h}=r^2 [/tex]
sqrt both sides
[tex] \sqrt{\frac{3V}{\pi h}} =r[/tex]
[tex] r= \sqrt{\frac{3V}{\pi h}} [/tex]

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