Предмет: Геометрия, автор: linkinparklike

В треугольнике ABC стороны BC=35см. уголB=40гр. уголC=120гр. Найдите угол A и стороны AB, AC.

Ответы

Автор ответа: macha981998

0

угол А = 180 - (120 + 40) = 180-160 = 40.
АС = ВС = 35 см.

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