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Mathematics 8 Online
OpenStudy (anonymous):

Four of the angles of a pentagon measure 85°, 110°, 135°, and 95°. Find the measure of the missing angle. (1 point) 115° 95° 135° 85°

OpenStudy (callisto):

Sum of interior angles of a pentagon = (5-2) x180 = ... Measure of the missing angle = sum of interior angle of a pentagon - sum of measures of four known angles.

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