The angle of a quadrilateral PQRS are 2x°,(3x+10°),(4x+5)° and (x-5)°Find the measure of each angle of the quadrilateral.
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Answer:sum of the angles in a quadrilateral = 360x + ( x - 10 ) + ( x + 30 ) + 2x = 360x + x + x + 2x -10 +30 = 3605x + 20 = 360 5x = 360 ...
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