1.

In the given figure, if \[{{l}_{1}}||{{l}_{2}}\] and\[{{l}_{3}}||{{l}_{4}}\], what is \[y\] in terms of\[x\]?

A. \[{{90}^{o}}+x\]                    
B. \[{{90}^{o}}+2x\]      
C. \[{{90}^{o}}-\frac{x}{2}\]      
D.        \[{{90}^{o}}-2x\]
Answer» D.        \[{{90}^{o}}-2x\]


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