Answer:
∠1=128°
∠2=52°
∠3=47°
∠4=133°
∠5=81°
Step-by-step explanation:
6.
∠1=180-52=128°
∠2=52°(alternate angles)
∠4=180-47=133°
∠3=47°(alternate angles)
∠2+∠3+∠5=180
52+47+∠5=180
∠5=180-99=81°