Congruent Triangle Two-Column Proofs

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

• Prove
• Given
• Reason
• Statement

If DA bisects IE, then

• ID=ED
• IA=EA
• <IDA=<EDA
• <IAD and <EAD are right angles

Tags

CCSS.HSG.CO.C.10

PICK THE CORRECT CONGRUENCE STATEMENT

• ∆TUV ≅ ∆EUV
• ∆VUT ≅ ∆UVE
• ∆TUV ≅ ∆UEV
• ∆UTV ≅ ∆EUV

Tags

TEKS.MATH.G.6B

TEKS.MATH.G.6C

TEKS.MATH.G.6D

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

Identify the missing statement or reason

• Reflexive Property

• Definition of Midpoint

• Given

• Vertical Angles Theorem

Tags

CCSS.HSG.SRT.B.5

What are the two columns labeled in a proof?

• Reasons / Proof

• Statements / Postulates

• Reasons / Given

• Statements / Reasons

Can the triangles be proven congruent?  If so, how?

• ASA
• AAS
• SAS
• Cannot be proven congruent

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

Can the triangles be proven congruent?  If so, how?

• ASA
• AAS
• SAS
• Cannot be proven congruent

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

Can the triangles be proven congruent?  If so, how?

• ASA
• AAS
• SAS
• Cannot be proven congruent

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5

Can the triangles be proven congruent?  If so, how?

• ASA
• AAS
• SAS
• Cannot be proven congruent

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

CCSS.HSG.SRT.B.5