10/28 Triangle Proofs

What does CPCTC stand for?

• Corresponding Parts of Congruent Triangles are Congruent
• Congruent Parts of Congruent Triangles are Corresponding
• Colorful Pieces of Corresponding Triangles are Congruent
• Congruent Pieces of Congruent Triangles are Congruent

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

What are the 2 missing pieces of information?

• Transitive Property, SAS(Side-Angle-Side)
• Reflexive Property, SAS(Side-Angle-Side)
• Transitive Property, SSS(Side-Side-Side)
• Reflexive Property, SSS(Side-Side-Side)

Tags

CCSS.HSG.SRT.B.5

What is the "statement" for step 2 of the proof?

• AD=AD
• AD=DA
• HD=DN
• HA = AN

Tags

CCSS.HSG.SRT.B.5

What is always the 1st statement in reason column of a proof?

• Prove
• Given
• Reason
• Statement

What is the "statement" for step 3 of the proof? 

• ∡EDA≅∡DCB
• ∡AED≅∡BEC
• DE=CE
• ∡AED≅∡CED

Tags

CCSS.HSG.SRT.B.5

What is reason #3?

• SAS
• ASA
• SSS
• AAS

Tags

CCSS.HSG.SRT.B.5

What is reason #2?

• Definition of Midpoint
• Definition of Perpendicular
• Definition of Bisect
• Definition of Right Triangle

Tags

CCSS.HSG.SRT.B.5

What is Reason B?

• Definition of Congruence

• Definition of Vertical Angles

• Reflexive Property

• Vertical Angle Theorem

Tags

CCSS.HSG.SRT.B.5

What is Reason B?

• Definition of Congruence

• Definition of Equality

• Definition of Midpoint

Tags

CCSS.HSG.SRT.B.5