Предмет: Геометрия, автор: lika368

Биссектрисы углов при основании АС равнобедренного треугольника АВС пересекаются в точке О.Докажите что прямая ВО перпендикулярна прямой АС.написать дано найти решение нарисовать рисунок

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Автор ответа: NNNLLL54

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