It's for Trig. sin = Opposite over Hypotenuse, cos = Adjacent over Hypotenuse, tan = Opposite over Adjacent. My math teacher expressed it as "soh cah toa." The "Oh Hell" version is courtesy of my mom.
Also: My Very Educated Mother Just Sat Upon Nine Pins.
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winterfish
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Date: 2005-02-14 10:10 pm (UTC)Also: My Very Educated Mother Just Sat Upon Nine Pins.