Question

Please write in a two column proof if possible thank you so much the question is in the picture

Answer 1

Statements

1.

`a\mleft\Vert b\text{ and }\angle8\cong\angle12\mright?`

2.

`\angle6\cong\angle8`

3.

`\angle6\cong\angle12`

4.

`\angle10\text{ and }\angle12\text{ are sumplementary}`

5.

`m\angle6+m\angle10=180`

Reasons

1. Given

2. Corresponding angles theorem

3. Transitivity

4. Linear pair

5. Addition property of equality