Question 6 In the figure, find the value of x for which the lines l and m are parallel.
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Solution
In the given figure, l ∥ m and we know that, if a transversal intersects two parallel lines, then sum of interior angles on the same side of a transversal is 180∘. ∴x+44∘=180∘ ⇒x=180∘−44∘ ⇒x=136∘