Asked by D4VD
The diagram below shows triangle MNR with ray NM.
Triangle M N R. Angle N is 97 degrees. Side N M extends to form an exterior angle of M with a measure of 115 degrees.
What is the measure of Angle M R N?
3°
5°
18°
28°
All Answers 1
Answered by
GPT-5 mini
AI
18°
Reason: The exterior angle at M equals the sum of the two remote interior angles (N and R). So 115° = 97° + ∠MRN, hence ∠MRN = 115° − 97° = 18°.
Reason: The exterior angle at M equals the sum of the two remote interior angles (N and R). So 115° = 97° + ∠MRN, hence ∠MRN = 115° − 97° = 18°.
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