Please Help Me!!!!
Provide the reason for the following proof.
Given: WX=XY, XZ bisects WXY
Prove: WXZ=YXZ

Statements:
1. WX = XY, XZ bisects 2. 3. XZ = XZ
4.
Reasons:
1. Given
2. Definition of an angle bisector
3. _________
4. _________