Question

Complete the reasons for the proof.

Given:
m<3 = m<4
To Prove:
<1, <2 are supplementary

Answer 1

2. 2 sides in a line

3. linear (or) supplementary

5. Vertically, equal

6.Substitution

7. alternate exterior angles

Answer 2

see below

Explanation:

1. given

2. adjacent sides in straight line

3. definition of supplementary adjacent angles

4. substitution

5. opposite angles are equal

6. substitution

7. definition of alternate exterior angles