Предмет: Математика, автор: Hafsa81

найди периметр прямоугольника со сторонами 3 дм и 5 дм.

Ответы

Автор ответа: angens

0

(3+5)*2=16

надеюсь понятно почему?

если нет - P=(a+b)*2

Автор ответа: Funny81

0

Р=(а+b)*2

P=(3+5)*2

P=16 см

Ответ : 16 см периметр прямоугольника

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