3.1: Properties of Parallel Lines Flashcards

1
Q

a line that intersects 2 co-planar lines at 2 distinct points

A

Transversal

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2
Q

If a transversal intersects 2 parallel lines, then alternate interior angles are congruent

A

Alternate Interior Angles

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3
Q

If a transversal intersects 2 parallel lines, then same-side interior angles are supplementary

A

Same-side Interior Angles

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4
Q

If a transversal intersects 2 parallel lines, then corresponding angles are congruent

A

Corresponding Angles

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5
Q

If a transversal intersects 2 parallel lines, then alternate interior angles are congruent

A

Two-column Proof

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6
Q

If a transversal intersects 2 parallel lines, then alternate exterior angles are congruent

A

Alternate Exterior Angles

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7
Q

If a transversal intersects 2 parallel lines, then same-side angles are supplementary

A

Same-side Exterior Angles

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