1. На рисунке изображена клетчатая сетка сторона клетки равна 1 см. Найти сумму длин отрезков изображённых на рисунке. 2. На рисунке изображены прямоугольники найди периметр каждого прямоугольника, если сторона клетки равна 1 см. Помогитееее срочно!!

1. На рисунке изображена клетчатая сетка сторона клетки равна 1 см. Найти сумму длин отрезков изображённых на рисунке.
2. На рисунке изображены прямоугольники найди периметр каждого прямоугольника, если сторона клетки равна 1 см. Помогитееее срочно!!
- Предмет:
  Математика
- Автор:
  caldwell
- 6 лет назад

Ответы 1

1) 6+4=10(СМ) , 3+3+1+2=9(см)
2) (6+4)*2=20(см), (6+3)*2=18(см)
- Автор:
  stewart
- 6 лет назад
- 0
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