Предмет: Геометрия, автор: умник54545

Прямая АB касается окружности с центром в точке О
Радиуса r в точке В
Найдите АО, если известно AB=6.9 угол OAB=60 градусов

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Автор ответа: ukinikitina
1

Ответ: 13,8

Объяснение:

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