Answer:
128.6
Explanation:
GHJ= DEH
adjasent angle
m∠DEH= 128.6°
∠GHJ and ∠DEH are both congruent to each other because lines DF and GI are both parallel to each other.
This means, if m∠GHJ is 128.6°, m∠DEH is also 128.6°.
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