If $\angle$ alt. int. are $80^{\circ}$ and $80^{\circ}$, the lines are

If $\angle$ alt. int. are $80^{\circ}$ and $80^{\circ}$, the lines are
  1. parallel
  2. perpendicular
  3. intersecting
  4. none of these

Solution

Equal alt int $\Rightarrow$ parallel.

Asked in: MH-SSC-9

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