Question
The figure shows a piece of rectangular paper MNPQ folded at one of its corners M. ∠MRN is 8 times as large as ∠MRS. Find ∠MRN.
3 m

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The figure shows a piece of rectangular paper MNPQ folded at one of its corners M. ∠MRN is 8 times as large as ∠MRS. Find ∠MRN.