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Question
In quadrilateral ROPE, the pairs of adjacent angles are ______.
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Solution
In quadrilateral ROPE, the pairs of adjacent angles are ∠R, ∠O; ∠O, ∠P; ∠P, ∠E; ∠E, ∠R.
Explanation:

∠R, ∠O; ∠O, ∠P; ∠P, ∠E; ∠E, ∠R are the pair of adjacent angles because they have a common vertices.
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