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CCGPS Geometry
5 – Congruence and Triangles
5.6 – Practice
Name: ________________________________________________ Date: _______________________
More Proofs
Fill in the missing statements or reasons from the bank:
Problem 1:
Given: CB  AD and CB || AD
Prove: BCD  DAB
Corresponding angles are congruent
Given
Transitive Property of Congruence
Alternate interior angles are congruent
Right Angle Congruence Theorem
SAS
AAS
SSS
ASA
Reflexive Property of Congruence
Definition of an Angle Bisector
Definition of a Midpoint
Problem 2:
Given: WOK is isosceles;
Point R is the midpoint of WK
Prove: OWR  OKR
Definition of a Midpoint
Given
Transitive Property of Congruence
CPCTC
Right Angle Congruence Theorem
Definition of an Angle Bisector
SAS
AAS
SSS
ASA
Reflexive Property of Congruence
Definition of an Isosceles Triangle
Congruent Base Angles Theorem
HL
CCGPS Geometry
5 – Congruence and Triangles
5.6 – Practice
Problem 3:
Given: VO  RO and PR || VE
Prove: PRO  EVO
Alternate Interior Angles are Congruent
SAS
AAS
Definition of a Midpoint
SSS
ASA
Transitive Property of Congruence
Reflexive Property of Congruence
Vertical Angles are Congruent
Corresponding Angles are Congruent
Definition of an Angle Bisector
PO  EO
VO  RO
PR  EV
PRO  EVO
RPO  VEO
POR  EOV
Fill in the missing statements or reasons:
Problem 4:
Given: Point I is the midpoint of XM
Point I is the midpoint of AO
Prove: AXI  OMI
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