Geometric Proofs Triangles

What is statement 3 true?

• Reflexive

• Vertical angles are congruent

• Alternate interior angles

• Complementary angles

?What is the missing "given" statement

Why are the triangles congruent?

• AAS

• SSS

• ASA

• SAS

is part of both triangles, what reason is it congruent to itself?

• Alternate Interior

• Congruent

• Reflexive Property

• Vertical Angles

• FG≌JK
• ∠FGH≌∠JKH
• ∠GFH≌∠KJH
• ∠GHF≌∠KHJ

• Alternate Interior Angles
• Third Angle Theorem
• Vertical Angles
• They both have an "H"

What is the justification?

• Vertical Angles Theorem

• Transitive Property of Equality

• Compliment Theorem

• Reflexive Property of Congruence

Fill in the missing proofs.

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

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

• Reflexive Property, Vertical Angles Thm.

• Transitive Property, SSS(Side-Side-Side)

What is reason #3?

• SAS

• ASA

• SSS

• AAS

What is reason #2?

• Vertical angles are congruent.

• Consecutive angles are congruent.

• Alternate interior angles are congruent.

• Definition of Bisect