Предмет: Геометрия, автор: yxcmjtmxrd

Дано треугольник АВС, угол А=40 градусов, угол С = 70 градусов,сторона АВ=4см найти ВС-? по теореме Синусов

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Автор ответа: mgeorgieva

1

Ответ:

Ну вроде вот как-то так.

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