Задача, которую решит только 50% 8-классников
Найди площадь четвертой части прямоугольника, если площади трёх других частей равны 1, 3 и 4.
6 days ago 00:06:51 1
1 week ago 00:00:00 1
2 weeks ago 00:16:37 1
2 weeks ago 00:13:19 2
2 weeks ago 00:46:11 1
2 weeks ago 00:47:13 1
2 weeks ago 00:27:23 1
2 weeks ago 00:07:21 1
2 weeks ago 00:13:03 1
2 weeks ago 00:01:11 1
2 weeks ago 00:06:25 1
2 weeks ago 00:06:36 3
2 weeks ago 00:14:56 1
2 weeks ago 00:34:38 1
2 weeks ago 01:11:18 1
2 weeks ago 00:48:11 1
2 weeks ago 00:16:00 1
2 weeks ago 00:18:09 1
2 weeks ago 00:01:43 2
2 weeks ago 00:22:51 1
2 weeks ago 02:45:52 1
2 weeks ago 00:24:45 10
2 weeks ago 00:30:19 1
2 weeks ago 00:00:00 1
