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प्रश्न
The adjacent figure HOPE is a parallelogram. Find the angle measures x, y and z. State the properties you use to find them.
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उत्तर
y = 40° (Alternate interior angles)
70° = z + 40º (Corresponding angles)
70° − 40° = z
z = 30°
x + (z + 40º) = 180° (Adjacent pair of angles)
x + 70º = 180°
x = 110°
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