Question
Is / || m? Why?
Is / || m? Why?
✓
Answer
$\begin{array}{rlrl}\text { Since }\angle 1+130^{\circ}=180^{\circ}\end{array} \quad$ [by linear pair] $]$
and corresponding angles are euqal i.e. $50^{\circ}$.
$
\therefore l \| m
$
and corresponding angles are euqal i.e. $50^{\circ}$.
$
\therefore l \| m
$
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