Предмет: Математика, автор: polshun3030

Стороны треугольника равна 7цел. 8/30дм,9 цел.9/30дм и 3 цел.13/30дм.Найдите его периметр.

СРОЧНО ДАЮ 35 БАЛЛОв

Ответы

Автор ответа: lolc94
6

Ответ:

20 дм

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