Three angles of a quadrilateral measures 65, 120, and 75° find the measures of fourth angle.
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Step-by-step explanation:
The sum of measures of all angles of the quadrilateral is 360 °
65 + 120 + 75 + x = 360
260 + x = 360
x = 360 - 260
x = 100°
Therefore the measure of fourth angle of the quadrilateral is 100°
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answer-100 degree ....,...........
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