1. side LO bisects side KM
- Given
2. side KO is congruent to side MO
- Definition of segment bisector
3. side LO is congruent to side LO
- Reflexive property
4. angle KOL is congruent to angle MOL
- Given
5. triangle KOL is congruent to triangle MOL
- SAS postulate
6. angle KLO is congruent to angle MLO
- CPCTC ( corresponding parts of congruent triangles are congruent )
