Через две вершины вписанного четырёхугольника провели произвольную окружность ω. Из двух других вершин провели к ней касательные. (!) Для любой окружности ω прямая через точки касания проходит через фиксированную точку
Через две вершины вписанного четырёхугольника провели произвольную окружность ω. Из двух других вершин провели к ней касательные. (!) Для любой окружности ω прямая через точки касания проходит через фиксированную точку
WhatsApp, a rival messaging platform, introduced some measures to counter disinformation when Covid-19 was first sweeping the world. Elsewhere, version 8.6 of Telegram integrates the in-app camera option into the gallery, while a new navigation bar gives quick access to photos, files, location sharing, and more. Ukrainian forces have since put up a strong resistance to the Russian troops amid the war that has left hundreds of Ukrainian civilians, including children, dead, according to the United Nations. Ukrainian and international officials have accused Russia of targeting civilian populations with shelling and bombardments. He floated the idea of restricting the use of Telegram in Ukraine and Russia, a suggestion that was met with fierce opposition from users. Shortly after, Durov backed off the idea. In the United States, Telegram's lower public profile has helped it mostly avoid high level scrutiny from Congress, but it has not gone unnoticed.
from br
