SOLUTION: If one of the angles in a pair of alternative angles measures 70 degrees , what does the other one measure

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Question 1003663: If one of the angles in a pair of alternative angles measures 70 degrees , what does the other one measure
Answer by ikleyn(52797) About Me  (Show Source):
You can put this solution on YOUR website!
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Theorem  (Parallel transversal theorem)
If two lines are parallel and are intersected by a transversal  then:
      b)  alternate interior angles are congruent;
      c)  alternate exterior angles are congruent.

See the lesson  Parallel lines  in this site.