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March 3, 2015

March 3, 2015

Posted by **CJ** on Thursday, January 20, 2011 at 2:38pm.

- Math/Trig -
**Bosnian**, Thursday, January 20, 2011 at 6:09pmL=r*aplha

alpha in radians

L=7.7

alpha=pi/7

7.7=r*(pi/7) divide with (pi/7)

r=7.7/(pi/7)

r=(7.7*7)/pi

r=53.9/3.1415926535

r=17,1569cm

r=17.2cm

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