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A pair of parallel lines is cut by a transversal:


A pair of parallel lines cut by a transversal is shown. The inside bottom right angle is labeled 80 degrees. The alternate interior angle is cut by a ray and is labeled as x on one side and 15 degrees on the other.


What is the measure of angle x?

60 degrees

65 degrees

70 degrees

80 degrees

Verified Answer :

nobillionaireNobley

Alternate interior angles are equal, thus the given alternate interior angle is 80 degrees.
Therefore, x = 80 - 15 = 65 degrees.

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