Прямая, проходящая через ортоцентр треугольника ABC пересекает его стороны AB и AC в точках D и E соответственно. Сторона BC, перпендикуляр к AB в точке D и перпендикуляр к AC в точке E образуют треугольник T. Докажите, что описанные окружности треугольников T и ABC касаются.
Прямая, проходящая через ортоцентр треугольника ABC пересекает его стороны AB и AC в точках D и E соответственно. Сторона BC, перпендикуляр к AB в точке D и перпендикуляр к AC в точке E образуют треугольник T. Докажите, что описанные окружности треугольников T и ABC касаются.
Under the Sebi Act, the regulator has the power to carry out search and seizure of books, registers, documents including electronics and digital devices from any person associated with the securities market. The fake Zelenskiy account reached 20,000 followers on Telegram before it was shut down, a remedial action that experts say is all too rare. Telegram users are able to send files of any type up to 2GB each and access them from any device, with no limit on cloud storage, which has made downloading files more popular on the platform. Additionally, investors are often instructed to deposit monies into personal bank accounts of individuals who claim to represent a legitimate entity, and/or into an unrelated corporate account. To lend credence and to lure unsuspecting victims, perpetrators usually claim that their entity and/or the investment schemes are approved by financial authorities. Given the pro-privacy stance of the platform, it’s taken as a given that it’ll be used for a number of reasons, not all of them good. And Telegram has been attached to a fair few scandals related to terrorism, sexual exploitation and crime. Back in 2015, Vox described Telegram as “ISIS’ app of choice,” saying that the platform’s real use is the ability to use channels to distribute material to large groups at once. Telegram has acted to remove public channels affiliated with terrorism, but Pavel Durov reiterated that he had no business snooping on private conversations.
from sg
