Chapter 4 Triangles

What postulate proves these triangles congruent?

• SAS
• ASA
• AAS
• Not enough information

Fill in the blank.

• Given
• Reflexive Property
• Transitive Property
• They're the same side!!!!!! 

Complete the congruence statement.

• CRP
• PCR
• RPC
• PRC

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 the reason?

• Definition of Angle
• Definition of Congruence
• Definition of bisects
• Definition of midpoint

What postulate would prove triangle ∆NYQ is congruent to ∆PYQ?

• ASA
• SAS
• SSS
• HL

∆ABC≅∆XYZ
which is true?

• AB≅XY
• AB≅YX
• AB≅XZ
• BC≅CB

Determine which theorem or postulate could be used to prove the triangles are congruent.

• SSS

• SAS

• ASA

• AAS

• HL

Find the value of x

• 41
• 45
• 31
• 98

If an isosceles triangle has a base angle measuring 40°, then what measure is the vertex angle?

• 120°
• 100°
• 40°
• 80°