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Mathematics, 19.03.2021 01:50 potaetoo1997
What is the missing reason for the 3rd step in the proof below?
A. If two lines are parallel, then alternate interior angles are congruent
B. Corresponding angles theorem
C. Vertical angles are congruent
D. If two lines are parallel, then alternate exterior angles are congruent
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What is the missing reason for the 3rd step in the proof below?
A. If two lines are parallel, then...
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