Answer:
∠2 and ∠1
Explanation:
Complementary angles
- Complementary angles sum to 90°
- Complementary angles do not need to be next to each other
Therefore, the complementary angles in this diagram are ∠2 and ∠1
Extra information
From inspection of the diagram:
∠1 + ∠2 = 90°
∠3 = 90°
∠4 = 90°
∠5 = 90°