GeoH 8.2 Proving Triangles Similar Using AA

e

h

a

Right Angles Cong. Theorem

Symmetric POC

AA~ Theorem

Alt. Int. Angles Theorem

Alt. Ext. Angles Theorem

Vertical Angles Cong. Theorem

Transitive POC

Given

h

g

e

d

Alt. Int. Angles Theorem

Transitive POC

AA~ Theorem

Def. of Parallel Lines

Def. of Congruent Angles

Given

Corresponding Angles Theorem

Reflexive POC

e

f

g

h

Corresponding Angles Theorem

Alt. Int. Angles Theorem

AA~ Theorem

Given

Third Angles Theorem

Def. of Congruent Angles

Reflexive POC

Symmetric POC

e

h

g

c

AA~ Theorem

Given

Third Angles Theorem

Vertical Angles Cong. Theorem

Right Angles Cong. Theorem

Def. of Congruent Angles

Symmetric POC

Combine Like-Terms

e

h

g

c

Given

Symmetric POC

Reflexive POC

Alt. Int. Angles Theorem

Def. of Congruent Angles

Corresponding Angles Theorem

AA~ Theorem

Right Angles Cong. Theorem

e

f

g

h

a

c

Addition POE

Combine Like-Terms

Third Angles Theorem

Given

Def. of Congruent Angles

Triangle Sum Theorem

Subtraction POE

AA~ Theorem