Question

what is an angle that is adjacent to ∠4?

Explanation:

Step1: Recall the definition of adjacent angles

Adjacent angles share a common side and a common vertex, and have no overlapping interior.

Step2: Identify adjacent angles to ∠4

Looking at the diagram, ∠3 and ∠4 share a common side and vertex. Also, ∠5 and ∠4 share a common side and vertex.

Answer:

∠3 or ∠5