Which of the angle pairs can be classified as vertical angles?
A) ∠3 and ∠1
B) ∠3 and ∠2
C) ∠4 and ∠1
D) ∠2 and ∠4
E) ∠1 and ∠2
![Which of the angle pairs can be classified as vertical angles A 3 and 1 B 3 and 2 C 4 and 1 D 2 and 4 E 1 and 2 class=](https://us-static.z-dn.net/files/d8a/6d181c7075964a286f09f8078747fffd.gif)