Answer:
∠2=40
Step-by-step explanation:
∠3+∠A=180
40+∠A=180
-40 -40
∠A=140
∠A=∠D
140=140
∠D+∠2=180
140+∠2=180
-140 -140
They are also alternate interior angles, so ∠3=∠2
