the angles of a quadrilateral are 5x degree 3 X + 10 degree coma 6 - 20 degree and X + 25 find the value of x the measure of each angle of a quadrilateral
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Step-by-step explanation:
sum of all four angles in a quadrilateral=360degrees.
5x+3x+10+6x-20+x+25=360.
15x+15=360.
15x=360-15.
15x=345.
x=23.
5x=115degrees.
3x+10=79degrees.
6x-20=118degrees.
x+25=48degrees.
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