Answer:
101°
Step-by-step explanation:
The angles BEA and BED are a linear pair. They total 180°. (They are supplementary.)
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∠BEA +∠BED = 180° . . . angles of a linear pair are supplementary
79° +∠BED = 180° . . . . use the given angle value
∠BED = 101° . . . . . . . . . subtract 79°
