Geometry Triangle Proof Statements

Which of the following is a correct statement and reason for the proof shown?

State if the two triangles are congruent.  If they are, state how you know.

• A

• B

• C

• D

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

• AD=DA

• AN = AH

• HD=ND

• HD=DN

What is the justification (reason)?

• reflexive property

• definition of segment bisect

• definition of a midpoint

• substitution property

What triangle congruence criteria is shown in the given diagram?

• ASA

• AAS

• SSA

• HL

What is #3 Reason?

• Alternate Exterior Angles

• Alternate Interior Angles

• Vertical Angles

• Angle Bisector

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?

• HT=TA

• HA=AH

• MA=AM

• MA=MH

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

• Angle Bisector Theorem

• Reflexive property

• CPCTC Theorem

• Proof

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