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18 February, 00:29

If sin A =.5 and cos A =.866 then what is tan A to the nearest thousandth

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  1. 18 February, 00:47
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    Somewhere in a table of trig-function definitions that you have somewhere,

    it mentions that

    tan (a) = sin (a) / cos (a).

    So it must follow that

    tan (A) = (0.500) / (0.866) = 0.577 (rounded)
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