Mathematics

Find $$\angle a,\angle b,\angle c, \angle d$$ and $$\angle e$$ in the figure? Give reasons.


SOLUTION
$$\angle a=50^{\circ}$$    (alternate interior angles)
$$\angle b=50^{\circ}$$     (alternate interior angles)
$$\angle c=50^{\circ}$$      (alternate interior angles)
$$\angle d=50^{\circ}$$      (alternate interior angles)
$$\angle e=50^{\circ}$$      (alternate interior angles)
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