Suppose lines r and s are parallel. Which of the following pairs of angles must be congruent? *
![Suppose Lines R And S Are Parallel Which Of The Following Pairs Of Angles Must Be Congruent class=](https://ph-static.z-dn.net/files/d0e/45b0331f260fee2bf2e786de67ff1a46.jpg)
Answer:
angle 4 and angle 6. alternative angle. 142 degree
Step-by-step explanation: