Statements
1.
[tex]a\mleft\Vert b\text{ and }\angle8\cong\angle12\mright?[/tex]
2.
[tex]\angle6\cong\angle8[/tex]
3.
[tex]\angle6\cong\angle12[/tex]
4.
[tex]\angle10\text{ and }\angle12\text{ are sumplementary}[/tex]
5.
[tex]m\angle6+m\angle10=180[/tex]
Reasons
1. Given
2. Corresponding angles theorem
3. Transitivity
4. Linear pair
5. Addition property of equality
