1.

If \[\mathbf{AB}\parallel \mathbf{CD},\mathbf{EF}\parallel \mathbf{GH}\], then the value of a, b, c.

A.  \[a={{114}^{{}^\circ }},b={{46}^{{}^\circ }},c={{114}^{{}^\circ }}\] 
B.  \[a={{104}^{{}^\circ }},b={{56}^{{}^\circ }},c={{114}^{{}^\circ }}\]
C.  \[a={{114}^{{}^\circ }},b={{26}^{{}^\circ }},c={{154}^{{}^\circ }}\]       
D.  \[a={{94}^{{}^\circ }},b={{46}^{{}^\circ }},c={{54}^{{}^\circ }}\]
Answer» B.  \[a={{104}^{{}^\circ }},b={{56}^{{}^\circ }},c={{114}^{{}^\circ }}\]


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