Parallel Lines Proofs

What statement can be made from the diagram using the Alternate Interior Angles Theorem?

• ∠1 and ∠2 are supplementary

• m∠1 + m∠2 = 180°

• ∠1 ≅ ∠2

• m<1 + m<2 = 90

Tags

CCSS.8.G.A.5

What is the reason?

• Definition of Corresponding Angles

• Corresponding Angles Postulate

• Corresponding Angles Convese

• Consecutive Interior Angles Theorem

Tags

CCSS.8.G.A.5

 $If\ \angle4\cong\angle5,\ then\ j\parallel k.$  Which Theorem?

• Corresponding Angles Postulate

• Corresponding Angles Converse

• Alternate Interior Angles Theorem

• Alternate Interior Angles Converse

Tags

CCSS.8.G.A.5

Which lines are proven parallel if angles 12 and 7 are congruent?

• l & m

• s & t

• none

Tags

CCSS.8.G.A.5

What statement can be made from the diagram using the Corresponding Angles Postulate?

• ∠1 and ∠2 are supplementary

• m∠1 + m∠2 = 180°

• ∠1 ≅ ∠2

• p is parallel to q

Tags

CCSS.8.G.A.5

 $If\ \angle2\cong\angle6,\ then\ j\parallel k.$  Which Theorem or Postulate?

• Corresponding Angles Postulate

• Corresponding Angles Converse

• Alternate Interior Angles Theorem

• Alternate Interior Angles Converse

Tags

CCSS.8.G.A.5

Which lines are proven parallel if angles 2 and 4 are congruent?

• s & t

• l & m

• none

Tags

CCSS.8.G.A.5

What statement can be made from the diagram using the Vertical Angles Theorem?

• ∠1 and ∠2 are supplementary

• m∠1 + m∠2 = 180°

• ∠1 ≅ ∠2

• m∠1 = m∠2

Tags

CCSS.7.G.B.5

 $If\ p\parallel q,\ then\ \angle3\ \&\angle5\ are\ \sup plementary.$  Which Theorem or Postulate?

• Corresponding Angles Postulate

• Alternate Interior Angles Theoren

• Alternate Exterior Angles Theorem

• Consecutive Interior Angles Theorem

Tags

CCSS.8.G.A.5

Which lines are proven parallel if angles 6 and 5 are supplementary?

• none

• l & m

• s & t

Tags

CCSS.8.G.A.5