Question
DEFG is a parallelogram which was folded along the dotted lines to form rectangle DBFC. The two shaded triangles are the flaps formed after the folding. Given that ∠DAF = 131°, find ∠GDE.
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DEFG is a parallelogram which was folded along the dotted lines to form rectangle DBFC. The two shaded triangles are the flaps formed after the folding. Given that ∠DAF = 131°, find ∠GDE.