Angles of a quadrilateral are (x+60), 20(x- 15 )
(4x) and 6 (x+3)
Find value of x
ii. find each angle of quadrilateral
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Step-by-step explanation:
sum of angles in a quadrilateral is 360degrees
so, x+60+20x-15+4x+6x+18=360
31x+63=360
31x= 360-63
31x= 297
x = 297/31
x = 9.58
substitute in the values
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