Вписанная окружность ω с центром I касается стороны BC в точке D. Оказалось, что отрезок AD бьётся окружностью ω пополам. (!) Окружность (BIM) касается BC
Вписанная окружность ω с центром I касается стороны BC в точке D. Оказалось, что отрезок AD бьётся окружностью ω пополам. (!) Окружность (BIM) касается BC
Artem Kliuchnikov and his family fled Ukraine just days before the Russian invasion. "And that set off kind of a battle royale for control of the platform that Durov eventually lost," said Nathalie Maréchal of the Washington advocacy group Ranking Digital Rights. Right now the digital security needs of Russians and Ukrainians are very different, and they lead to very different caveats about how to mitigate the risks associated with using Telegram. For Ukrainians in Ukraine, whose physical safety is at risk because they are in a war zone, digital security is probably not their highest priority. They may value access to news and communication with their loved ones over making sure that all of their communications are encrypted in such a manner that they are indecipherable to Telegram, its employees, or governments with court orders. Some privacy experts say Telegram is not secure enough Meanwhile, a completely redesigned attachment menu appears when sending multiple photos or vides. Users can tap "X selected" (X being the number of items) at the top of the panel to preview how the album will look in the chat when it's sent, as well as rearrange or remove selected media.
from in
