mklotr912 mklotr912
  • 07-01-2018
  • Mathematics
contestada

How do I work this out?? I am completely stuck

How do I work this out I am completely stuck class=

Respuesta :

Аноним Аноним
  • 07-01-2018
ΔABD echi => ∡ABD = 60°

∡AOD = 120°

∡ADO = 30°
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