In the adjoining figure, A \[A\mathbf{B}\parallel \mathbf{DE}.\]\[\angle \mathbf{ABC}=\mathbf{5}{{\mathbf{7}}^{{}^\circ }}\]and\[\angle \mathbf{EDC}=\mathbf{3}{{\mathbf{3}}^{{}^\circ }}.\]Find\[\angle \mathbf{BCD}\]

In the adjoining figure, A \[A\mathbf{B}\parallel \mathbf{DE}.\]\[\ang

1.	In the adjoining figure, A \[A\mathbf{B}\parallel \mathbf{DE}.\]\[\angle \mathbf{ABC}=\mathbf{5}{{\mathbf{7}}^{{}^\circ }}\]and\[\angle \mathbf{EDC}=\mathbf{3}{{\mathbf{3}}^{{}^\circ }}.\]Find\[\angle \mathbf{BCD}\]
A.	\[{{90}^{{}^\circ }}\]
B.	\[{{50}^{{}^\circ }}\]
C.	\[{{80}^{{}^\circ }}\]
D.	\[{{105}^{{}^\circ }}\]
Answer» B. \[{{50}^{{}^\circ }}\]

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In the adjoining figure, A \[A\mathbf{B}\parallel \mathbf{DE}.\]\[\angle \mathbf{ABC}=\mathbf{5}{{\mathbf{7}}^{{}^\circ }}\]and\[\angle \mathbf{EDC}=\mathbf{3}{{\mathbf{3}}^{{}^\circ }}.\]Find\[\angle \mathbf{BCD}\]

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