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An angle measuring 109 degrees is classified as an obtuse angle. In geometry, an obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees. In this case, the angle of 109 degrees falls within this range, making it an obtuse angle.
Obtuse angle
If they are the angles of a triangle then the missing angle is 116 degrees
If it's a right angle triangle then the the third angle is 60 degrees.
Thmissing angle is 83