2. Reasons
1. Given
Given 21 and 23 are supplementary.
Prove m ||
Statements
1. 21 and 23 are
supplementary
2. m21+ m23 = 180°
2.
m
3.
*
3.21222
3
4.
4.
5.
5. mz2+ m23= 180°
6.
6. m ll n
Options:
A. Definition of Congruency
B. Definition of Supplementary
C. Substitution
D. Vertical Angle Theorem
E. Converse AEA Theorem
F. Converse SSI Theorem
G. M21+ m_2 = 180°
H. m21=m22