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• the main challenge is, in spite of the incontrovertible fact that, that ?/12 = 15º, not 30º. you would be wanting to handle this via the means help formulation: sin²(?) = (a million/2)(a million - cos(2?)) cos²(?) = (a million/2)(a million + cos(2?)…

  in How do you simplify sin pi/12 x cos pi/12? Comment by melissa-ellis_60a71c48395f9 May 2021