Предмет: Математика, автор: Аноним

Периметр стадиона составляет 70 м , его ширина 25 м Чему равна площадь стадиона

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Автор ответа: zhannah08

70- 25×2=20м - сумма его длин.
20:2=10 см- длина.
25×10=250 - площадь

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