Parallel and Perpendicular Line Proofs

Which reason explains why the two lines are parallel?

• Corresponding Angles Converse

• Alt. Interior Angles Converse

• Alt. Exterior Angles Converse

• Consecutive Int. Angles Converse

• Not Enough Information to Prove Parallel

See image for question.

• 1

• 2

• 3

• 4

What is the reason for step 4?

• Corresponding

• Converse of Corresponding

• Same-Side Interior

• Converse of Same-Side Interior

If ∠2 is supplementary to ∠3, which of the following can be used to determine lines are parallel?

• Corresponding Angles Converse

• Alternate Interior Angles Converse

• Alternate Exterior Angles Converse

• Interiors on Same Side Converse

• None of the above

What is the reason for Statement 3?

• Vertical Angles Theorem

• Transitive Property of Congruence

• Converse of Corresponding Angles Theorem

Angles 1 and 5 prove lines parallel... true or false?

• true

• false

2) Which statement represents what you have to prove from the question?

• 
• 
• 

What is the reason for statement 2?

• Given

• Vertical Angle Theorem

• Corresponding Angles Postulate

• Alternate Interior Angles Theorem

When two parallel lines are cut by a transversal, all pairs of angles created are either _________ or _________.

• Congruent, supplementary

• Congruent, complementary

• Supplementary, complementary

• Corresponding, vertical

Which lines are proven parallel if Angles 12&7 are used?

• l & m

• s & t