Proofs with Parallel Lines

∠1 and ∠3 can best be described as -

• complementary angles
• supplementary angles
• vertical angles
• adjacent angles

Tags

CCSS.7.G.B.5

State the angle relationship and find the measure of angle 1

• Alternate Interior
  37
• Alternate Interior
  143
• Corresponding
  143
• Corresponding
  37

Tags

CCSS.8.G.A.5

If lines are parallel, then alternate interior angles are _____________

• congruent
• parallel
• complementary
• supplementary

Tags

CCSS.8.G.A.5

What does it mean to bisect a segment or an angle?

• Split it into 3 equal parts.

• Split it into 2 equal parts.

• Split into 4 equal parts.

• Double it.

Tags

CCSS.HSG.CO.C.11

In the given proof, what is the reason for step 1?

• Angles that form a linear pair are supplementary.

• Angles of Equal Measure are Congruent

• Reflexive Property of Congruence

• Definition of a Perpendicular Bisector

Tags

CCSS.HSG.CO.C.9

In the given proof, what is the statement for step 2?

Tags

CCSS.HSG.CO.C.9

In the given proof, what are the reasons for steps 1 and 3?

• Alternate Exterior Angle are Congruent

• Reflexive Property of Congruence

• Angles that form a linear pair are supplementary.

• Alternate Interior Angles are Congruent.

Tags

CCSS.HSG.SRT.B.5

In the given proof, what is the reason for final step?

• Reflexive Property of Congruence

• Corresponding Parts of Congruent Triangles are Congruent

• Angles that form a linear pair are supplementary.

• Alternate Interior Angles are Congruent.

Tags

CCSS.HSG.CO.C.11

What is reason #2?

• Vertical angles are congruent.
• Consecutive angles are congruent.
• Alternate interior angles are congruent.
• Definition of Bisect

Tags

CCSS.HSG.SRT.B.5

What is the "reason" for step 5 of the proof?

• Angle Bisector Theorem
• Reflexive property
• CPCTC Theorem
• Proof

Tags

CCSS.HSG.SRT.B.5