Statement Reason
1.
ABCD is a parallelogram
1.
2.
AB | CD and AC || BD
2.
3. 25 and 22 form a linear pair
3.
d. Definition of Linear Pair
4. 25 and 22 are supplementary
4.
5. m25+ m22 = 180
5.
6. 23 and 22 are supplementary
6.
7.
7. m23 + m22 = 180
8. m25+ m22 = m23 + m22
8. a./c. Substitution Property of Congruence
9.
9. m25 = m23
10.
10. m26 = m23
11.
11. mረs = m6
12.
12. 25 226