Question

In the given figure, BC || AD. Find the measure of angle x, angle y and angle z.
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Answer 1

Answer:

y+ 120° = 180° ( linear pair )

so, y = 60 °

y+z = 180° ( sum of opp. angles of a quadrilateral is 180°)

60°+z=180°

z = 120°

y+x = 180°

60°+ x=180°

x=120°