The adjacent figure HOPE is a parallelogram. Find the angle measure x, y and z. State the properties you use to find them.
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first property =supplementary angles
therefore E = 180-70
=E=110°
second property= adjacent angles are supplementary
therefore, 40+Z+110=180
=Z=180-40-110
=Z = 30°
third property = angle sum property of a triangle
therefore 30+110+Y=180
=Y=180-140
=y=40°
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