Lesson on Two-Column Proof, Deductive Argument, Flow Proof, Paragraph Proof

Which of the following is NOT a triangle congruence criteria?

• SAS
• AAS
• SSA
• ASA

Are the triangles congruent, if yes, why?

• SSS
• SAS
• ASA
• Not Congruent

Are the triangles congruent, if yes, why?

• SSS
• SAS
• AAS
• Not Congruent

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

• AD=AD
• AD=DA
• HD=DN
• HA = AN

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

• AD=DA
• AN = AH
• HD=ND
• HD=DN

Identify the  missing statement or reason

• Reflexive Property
• Definition of Midpoint
• Given
• Vertical Angles Theorem

Identify the  missing statement or reason

• Definition of Angle Bisector
• Alternate Interior Angles Theorem
• Reflexive Property
• Definition of Midpoint

Identify the  missing statement or reason

• Given
• Vertical Angles Theorem
• Definition of Angle Bisector
• Alternate Interior Angles Theorem

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

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

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

• ∡JHI≅∡JKL
• JL=JI
• ∡H≅∡K
• HI=KL