Предмет: Математика, автор: anutapauk

Довжина прямокутника 15 см а ширина у 4 рази більша Знайдіть периметр прямокутника і площу прямокутника

Ответы

Автор ответа: Аноним

ширина 15*4=60, периметр (60+15)*2=150/см/

Площадь 60*15=900/см²/

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