Question
The figure shows a piece of square paper DEFG folded at two of its corners D and F. Given that ∠DGH = 20° and ∠FGJ = 17°, find ∠DGF.
2 m

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The figure shows a piece of square paper DEFG folded at two of its corners D and F. Given that ∠DGH = 20° and ∠FGJ = 17°, find ∠DGF.