Question

After using the congruence statements in questions 2 and 3, which additional statement should be used to prove the triangles are congruent?
http://www.intervisualtechnology.us/data/1/16992/unit4lesson7q2.jpg

a) ∠Z ≅ ∠Y
b)∠ZWR ≅ ∠RYX
c) WX is congruent to WX
d) WR is congruent to RX

Answer 1

what are these questions 2 and 3 ?

Answer 2

2) Which corresponding parts statement is needed to prove triangle Z W R is congruent to triangle Y X R

Answer 3

3) A classmate writes the statement angle Z R W is congruent to angle Y R X to help prove the congruence of the triangles below. What reason should the classmate give?