We have a geometric figure where \( \mathrm{BA}=\mathrm{BE} \), which implies that triangle \( \mathrm{ABE} \) is isosceles with \( \mathrm{BA} \) and \( \mathrm{BE} \) being the equal sides. Also, \( \overline{\mathrm{BE}} \| \overline{\mathrm{CD}} \), meaning
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