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7 Cards in this Set
- Front
- Back
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Corresponding Angles Postulate
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If two parallel lines are cut by a transversal, then the pairs of corresponding angles are congruent.
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Alternate Interior Angles Theorem
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If two parallel lines are cut by a transversal, then the pairs of alternate interior angles are congruent.
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Consecutive Interior Angles Theorem
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If two parallel lines are cut by a transversal, then the pairs of consecutive interior angles are supplementary.
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Alternate Exterior Angles Theorem
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If two parallel lines are cut by a transversal, then the pairs of alternate exterior angles are congruent.
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Perpendicular Transversal Theorem
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If a transversal is perpendicular to one of two parallel lines, then it is perpendicular to the other.
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Transitive Property of Parallelism Theorem
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If two lines are parallel to the same line, then they are parallel to each other.
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Two Perpendiculars Theorems
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In a plane, if two lines are perpendicular to the same line, then they are parallel to each other.
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