Respuesta :

ANSWER:
m∠1= 159°
m∠2= 21°
m∠4= 21°

Verification:
(m∠1) + (m∠2) + (m∠3) + (m∠4)
= 159° + 21° + 159° + 21°
= 360° (complete angle)

Hope it helps u!

Answer:

∠3=∠159°

∠2=∠4=180-159=21°

∠1=180-21=159°

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