In fig., \( A B \| C D, \angle A B E=120^{\circ}, \angle E C D=100 \) and \( \angle B E C=x^{0} \). Find value of \( x \).
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We have \( AB \parallel CD \), \(\angle ABE = 120^\circ\), and \(\angle ECD = 100^\circ\). Show more…
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