Respuesta :

Answer:

  • ∠DOB= 48°

Step-by-step explanation:

→ Angle = 180

→ [tex]n^o+108^o+2n^o=180^o[/tex]

→ [tex]3n^o+108^o=180[/tex]

→ [tex]3n^o=72^o[/tex]

→ [tex]n=72^o/3[/tex]

→ [tex]n=24[/tex]

∠DOB= 2n = 2× 24°

∠DOB= 48°

[tex]-----------[/tex]

hope it helps...

have a great day!!

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