4
Select all the correct answers.
Given:

Prove:

A plane with adjacent angles, complementary angles, supplementary angles, and vertical angles points A, W, X, Y, Z, O, A, and B are marked.

What evidence in the proof supports the statement that
?

Statements Reasons
1.
1. given
2.
2. given
3.
3. vertical angle theorem
4.
4. definition of congruence
5.
5. linear pair theorem
6.
6. subtraction property of equality
7.
7. angle addition postulate
8.
8. substitution property of equality
9.
9. subtraction property of equality
6
3
7
5
8
4
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