Пересекающиеся прямые. Математика 6 класс
Вертикальные углы. Перпендикулярные прямые. Перпендикулярность в пространстве.
29 minutes ago 00:00:00 1
4 hours ago 00:35:09 1
1 day ago 00:03:48 1
1 day ago 00:29:14 1
1 day ago 00:13:06 1
1 day ago 00:21:36 1
2 days ago 00:11:32 1
3 days ago 00:13:20 1
3 days ago 00:33:57 1
4 days ago 03:15:15 1
4 days ago 00:43:21 1
5 days ago 00:32:45 1
6 days ago 02:56:32 324
6 days ago 00:03:56 1
1 week ago 00:21:51 1
1 week ago 00:15:29 2
1 week ago 00:09:31 1
1 week ago 00:29:43 1
![Мнимая ошибка, над которой ломали голову 2 000 лет [Veritasium]](https://sun9-80.userapi.com/_DY-ttp-l_X1frUwXwaNvlcvKxFTs4K2U73EoA/NAlIFwSut-U.jpg)
1 week ago 00:02:41 80
1 week ago 00:06:52 1
1 week ago 00:44:04 1
1 week ago 00:40:35 1
1 week ago 00:05:05 1
1 week ago 00:23:55 1
