The angles of a quadrilateral are(5x)degree,(6x-20)degree and (x+25)degree. Find (i)the value of x and(ii)the measure of each angle of a quadrilateral. please explain i with step by step.
anumathsfiles:
A quadrilateral has 4 angles but you mentioned only 3 angles .. once verify the question and post again
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Sum of all angle of quadrilateral=360dgree5x+3x+10+6x-20+x+25=360=15x+15=360=15x=360-15=15x=345=x=23First angle=5x=5×23=115Second angle=3x+10=3×23+10=79Third angle=6x-20=6×23-20=118Fourth angle=x+25=23+25=48.
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