In \[\Delta ABC,\] \[\angle A=30{}^\circ ,\]\[\angle C=120{}^\circ ,\]BE is parallel to BC and\[x{}^\circ =y{}^\circ ,x{}^\circ +y{}^\circ +z{}^\circ =?\]

In \[\Delta ABC,\] \[\angle A=30{}^\circ ,\]\[\angle C=120{}^\circ ,\]

1.	In \[\Delta ABC,\] \[\angle A=30{}^\circ ,\]\[\angle C=120{}^\circ ,\]BE is parallel to BC and\[x{}^\circ =y{}^\circ ,x{}^\circ +y{}^\circ +z{}^\circ =?\]
A.	\[180{}^\circ \]
B.	\[210{}^\circ \]
C.	\[150{}^\circ \]
D.	\[90{}^\circ \]
Answer» B. \[210{}^\circ \]