If Z1 and Z4 are adjacent and
supplementary, what reason would
support this statement?
Statement
Reason
21 + 24 = 180° [? ]
A. Addition property of equality
B. Linear pair postulate
C. Adjacency theorem
![If Z1 and Z4 are adjacent and supplementary, what reason would support this statement? Statement Reason 21 + 24 = 180° [? ] A. Addition property of equality B. class=](https://us-static.z-dn.net/files/df4/5b5f6bf5f3bed4cebac5c6c00b1c3d49.png)