Triangle $ABC$ has angle bisectors $\overline{AD},$ $\overline{BE},$ and $\overline{CF}.$  Given that $\angle EDF = 90^\circ,$ enter all possible values of $\angle BAC$ (in degrees), separated by commas.
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Triangle $ABC$ has angle bisectors $\overline{AD},$ $\overline{BE},$ and $\overline{CF}.$  Given that $\angle EDF = 90^\circ,$ enter all possible values of $\angle BAC$ (in degrees), separated by commas.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
120^\circ
Triangle $ABC$ has angle bisectors $\overline{AD},$ $\overline{BE},$ and $\overline{CF}.$  Given that $\angle EDF = 90^\circ,$ enter all possible values of $\angle BAC$ (in degrees), separated by commas.
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