Вопрос школьника по предмету Математика
Периметр Прямоугольника равен 18 см а длина одной его стороны равна 4 см найди длину другой стороны этого прямоугольника
Ответ учителя по предмету Математика
1) 18-4*2=10(см)
2)10:2=5(см)
Ответ: вторая сторона равна 5 см.
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