Question

which angle is adjacent to ∠2?

Explanation:

Step1: Recall adjacent - angle definition

Adjacent angles share a common side and a common vertex.

Step2: Analyze angles around the vertex

For ∠2, ∠1 and ∠3 share a common vertex and a common side with ∠2. Among the given options, ∠3 is the adjacent angle to ∠2.

Answer:

∠3