Хорда AB стягивает дугу окружности в 6 градусов.Найдите острый угол ABC между этой хордой и - №6030519

Хорда AB стягивает дугу окружности в 6 градусов.Найдите острый угол ABC между этой хордой и касательной окружности, проведённой через точку B.
- Предмет:
  Геометрия
- Автор:
  nathanlopez
- 6 лет назад

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