Proving that Lines are Parallel Flashcards
1
Q
How can you prove that two lines with a Transversal going through them are parallel?
A
The Alternate Interior and Exterior Angles will have the same measurements. (Converse Alternate Angles Theorem).
2
Q
What is the Converse Same-Side Interior Angles Theorem?
A
If all pairs of same-side interior angles equal 180 degrees, then the lines with the transversal are parallel.
3
Q
What is the Converse of the Corresponding Angles Postulate?
A
If two coplanar lines are cut by a transversal so that a pair of corresponding angles are congruent, then the tow lines are parallel.