Задача. На стороне 𝐵𝐶 параллелограмма 𝐴𝐵𝐶𝐷 отмечена точка 𝐸, а на стороне 𝐴𝐷 — точка 𝐹 так, что описанная окружность треугольника 𝐴𝐵𝐸 касается отрезка 𝐶𝐹 . Докажите, что описанная окружность треугольника 𝐶𝐷𝐹 касается прямой 𝐴𝐸.
Задача. На стороне 𝐵𝐶 параллелограмма 𝐴𝐵𝐶𝐷 отмечена точка 𝐸, а на стороне 𝐴𝐷 — точка 𝐹 так, что описанная окружность треугольника 𝐴𝐵𝐸 касается отрезка 𝐶𝐹 . Докажите, что описанная окружность треугольника 𝐶𝐷𝐹 касается прямой 𝐴𝐸.
"He has kind of an old-school cyber-libertarian world view where technology is there to set you free," Maréchal said. If you initiate a Secret Chat, however, then these communications are end-to-end encrypted and are tied to the device you are using. That means it’s less convenient to access them across multiple platforms, but you are at far less risk of snooping. Back in the day, Secret Chats received some praise from the EFF, but the fact that its standard system isn’t as secure earned it some criticism. If you’re looking for something that is considered more reliable by privacy advocates, then Signal is the EFF’s preferred platform, although that too is not without some caveats. Following this, Sebi, in an order passed in January 2022, established that the administrators of a Telegram channel having a large subscriber base enticed the subscribers to act upon recommendations that were circulated by those administrators on the channel, leading to significant price and volume impact in various scrips. But Kliuchnikov, the Ukranian now in France, said he will use Signal or WhatsApp for sensitive conversations, but questions around privacy on Telegram do not give him pause when it comes to sharing information about the war. It is unclear who runs the account, although Russia's official Ministry of Foreign Affairs Twitter account promoted the Telegram channel on Saturday and claimed it was operated by "a group of experts & journalists."
from pl
