Two lines and are cut by a transversal

MATHEMATICS · Subjective · CBSE · Mathematics · Lines and Angles · Lines and Angles

Problem

Two lines pp and qq are cut by a transversal tt. An exterior angle on pp has measure (2y+40)∘(2y + 40)^\circ. Its corresponding interior angle on qq has measure (5y−5)∘(5y - 5)^\circ. Find yy and state whether pp and qq are parallel for this value.

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