angles of a quadrilateral are x, (x + 1)º, (x + 3)º and (x + 4)º, find x.
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adding of all x I get 4x adding constants I get 8 so it's 4x +8 as a quadrilateral'ssum of angles are 360 4x+8=360sending 8 other side I get360-8= 352 .4×=352......x=44
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