Предмет: Математика, автор: Екатерина200511

длина прямоугольника равна 10 см, а ширина равна- а см,запиши в виде выражения его периметр и полупериметр

Ответы

Автор ответа: lhrush

периметр (10+а)*2

полупериметр 10+а

Автор ответа: romiillst

Дано:
Длина - 10 см
Ширина - A см

Формула:
P(Периметр)=(10+a)*2
p(Полу-периметр)=(10+a)

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