Angle Theorems

$$\angle\ 13\ \&\ \angle\ 15$$  

$$\angle\ 2\ \&\ \angle\ 10$$  

$$\angle\ 1\ \&\ \angle\ 11$$  

$$\angle\ 8\ \&\ \angle\ 16$$  

AIA Theorem

Converse AIA Theorem

AEA Theorem

Converse AEA Theorem

Linear Pair Postulate

Converse AIA Theorem

SSI Postulate

Converse SSI Postulate

$$\angle\ 3\cong\angle8$$  

$$\angle\ 2\cong\angle\ 13$$  

$$\angle\ 9\cong\angle\ 16$$  

$$\angle\ 4\ \cong\angle\ 16$$  

x // y

x // h

y // m

h // m

x // y

x // h

y // m

h // m

$$\angle\ 7\ \&\ \angle\ 11$$  are supp.

$$\angle\ 14\ \&\ \angle\ 15$$  are supp.

$$\angle\ 2\ \&\ \angle\ 6$$  are supp.

$$\angle\ 5\ \cong\angle\ 9$$  

SSI Postulate

Converse SSI Postulate

Linear Pair Postulate

Converse Linear Pair Postulate

AEA Theorem

Converse AEA Theorem

AIA Theorem

Converse AIA Thoerem

Converse SSI Postulate

$$\angle\ 1\cong\angle\ 8$$  ; AEA Theorem

$$\angle\ 1\cong\angle\ 8$$  ; Converse AEA Theorem

$$\angle\ 1\cong\angle\ 14$$  ; AEA Theorem

$$\angle\ 1\cong\angle\ 14$$  ; Converse AEA Theorem