The angles of a quadrilateral are 6x -5 , 3x -12 ,7x- 5 , and 3x +2 . Find the value of x
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Since sum of all angles of a quadrilateral is = 360 degrees , we can form equation to take out answer
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Answer:
sum of the measures of angles of Quadrilateral is 360°
(6x-5)+(3x-12)+(7x-5)+(3x+2)=360
6x-5+3x-12+7x-5+3x+2=360
19x-20=360
19x=360+20
19x=380
x=380/19
x=20
hope it help you
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