Quiz (1 point)
Prove that:
The following properties may be helpful:
- if m∠ABC = 180, then m∠XCB = m∠XCA
- if m∠ABC = 180, then m∠XAB = m∠XAC
if the following are true:
- a = b
- a = c
- b = d
then c = d
Please write your proof in the table below. Each row should contain one claim. The last claim is the statement that you are trying to prove.