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bean-aid · 10-18-2013, 09:03 AM

A = pie d^2/4
d= 18
d=22
A22/A18 = 380.13/254.47 = 1.49 or 1.5

oops... I used radius (the first time)... above is correct with diameter. Doesn't matter though... still the same proportion

10-18-2013, 09:03 AM
bean-aid So Fucking Banned Industry Role: Join Date: Jun 2011 Location: the land of woke sleuths Posts: 16,493	A = pie d^2/4 d= 18 d=22 A22/A18 = 380.13/254.47 = 1.49 or 1.5 oops... I used radius (the first time)... above is correct with diameter. Doesn't matter though... still the same proportion Last edited by bean-aid; 10-18-2013 at 09:08 AM..