find all the angles and give the reason for each step
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y=90°(vertically opposite angle)
u=50°(vertically opposite angle)
x+y+u=180°(angles in a line)
x=180°-90°-50°
x=40°
z=x=40°(vertically opposite angle)
u=50°(vertically opposite angle)
x+y+u=180°(angles in a line)
x=180°-90°-50°
x=40°
z=x=40°(vertically opposite angle)
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X=180-(50+90)
X=40
Z=X=40 Reason is vertically opposite angles
U=<BoD=50 vertically opposite angles
Y=<DoF=90 , vertically opposite angles