На стороне BC треугольника ABC с ортоцентром H отмечена точка M. Перпендикуляр к BC в точке M пересекает прямые BH и CH в точках P и Q соответственно. Докажите, что ортоцентр треугольника HPQ лежит на прямой AM.
На стороне BC треугольника ABC с ортоцентром H отмечена точка M. Перпендикуляр к BC в точке M пересекает прямые BH и CH в точках P и Q соответственно. Докажите, что ортоцентр треугольника HPQ лежит на прямой AM.
On Feb. 27, however, he admitted from his Russian-language account that "Telegram channels are increasingly becoming a source of unverified information related to Ukrainian events." The perpetrators use various names to carry out the investment scams. They may also impersonate or clone licensed capital market intermediaries by using the names, logos, credentials, websites and other details of the legitimate entities to promote the illegal schemes. The Security Service of Ukraine said in a tweet that it was able to effectively target Russian convoys near Kyiv because of messages sent to an official Telegram bot account called "STOP Russian War." This ability to mix the public and the private, as well as the ability to use bots to engage with users has proved to be problematic. In early 2021, a database selling phone numbers pulled from Facebook was selling numbers for $20 per lookup. Similarly, security researchers found a network of deepfake bots on the platform that were generating images of people submitted by users to create non-consensual imagery, some of which involved children. Pavel Durov, a billionaire who embraces an all-black wardrobe and is often compared to the character Neo from "the Matrix," funds Telegram through his personal wealth and debt financing. And despite being one of the world's most popular tech companies, Telegram reportedly has only about 30 employees who defer to Durov for most major decisions about the platform.
from sg