The angles of a quadrilateral are 5 x - 30° 3x + 60 degrees 60 degrees minus x and 4 x + 50°. Find the smallest of these angles
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Step-by-step explanation:
sum of angles of a quadrilateral is 360
5x-30+3x+60+60-x+4x+50
11x+140=360
11x=220
×=20
smallest angle is 60-20
=40
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