2. in the diagram, lines m and n are parallel and are cut by transversal line r.
(a) for cach of the following angles, give the
corresponding angle. use tracing paper to
verify that each pair are congruent.
zcfh
zfhg
(b) for each of the following angles, give the
alternate interior angle that is congruent to
it. verify using tracing paper.
zdhf
zfhg
problem solving
3. which of the following rigid motions is used to prove that vertical angle pairs are congruent?
luont the intersection of the lines creating the vertical angles
tipol angles