Предмет: Геометрия, автор: kirillmatusenko65

в треугольнике abc ac перпендикулярно bc найдите угол a, если угол b = 36 градусов помогите пожалуйста очень надо решить!!!!

Ответы

Автор ответа: veronicabasova

Ответ:Т. к. bc перпендикулярно ac следовательно bc = 90°

Т. к. треугольник в сумме всех углов даёт 180°, а угол b = 36° следовательно угол а =180° - (90° + 36°) = 54°

Объяснение:

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