Предмет: Математика, автор: mbidjanguidi

.На координатной плоскости даны три вершины прямоугольника АВСД:

А(-1;1), В(-1;5), С(-7;1). Найдите координату четвертой вершины прямоугольника и постройте его.

у меня сор!!! помогите пожалуйста

Ответы

Автор ответа: gkrb4rt4rg

Ответ: Д(-7;5)

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