the angles of a quadrilateral are x,x-10,x+52 and 3x.what is the measure of greatest angle
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Sum of all angles of a quad. = 360°
So,
x+(x-10)+(x+52)+3x=360°
6x+42=360
6x=360-42
x=318/6
x=53°
So,
x+(x-10)+(x+52)+3x=360°
6x+42=360
6x=360-42
x=318/6
x=53°
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