Предмет: Математика, автор: Vasilisa363636

определите площадь прямоугольника, ширина которого равна 4 см, а длина в 2раза больше

Ответы

Автор ответа: Ненадёжный
0
1) 4*2=8(см) - длина прямоугольника.
2) S= 4*8=32(см2)- площадь.
                   Ответ: S= 32 см2
Автор ответа: Vasilisa363636
0
точно правильно
Автор ответа: Ненадёжный
0
Конечно.
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