[ ] 06-12-2011, 01:32 AM Astarrrrrrael Swashbucklin' corsair Join Date: Jan 2009 Location: The high seas View Posts: 8,353 Re: 1.61803399 Yeah, there's a golden triangle - it's an isosceles triangle with vertex angle 36° (and opposite angles 72° each). It's also possible to have a diamond (or quasicrystal) with "divine