Дано трикутник АВС, точки D та Е на його сторонах задовольняють умову BD = EC. Пряма DE перетинає пряму ВС в точці F, а точка N — середина дуги ВАС описаного колa трикутника ABC. Точка Х — інцентр трикутника ECF, а точка Y — центр зовнівписаного кола DBF. Доведіть, що NX = NY.
Дано трикутник АВС, точки D та Е на його сторонах задовольняють умову BD = EC. Пряма DE перетинає пряму ВС в точці F, а точка N — середина дуги ВАС описаного колa трикутника ABC. Точка Х — інцентр трикутника ECF, а точка Y — центр зовнівписаного кола DBF. Доведіть, що NX = NY.
"Like the bombing of the maternity ward in Mariupol," he said, "Even before it hits the news, you see the videos on the Telegram channels." Friday’s performance was part of a larger shift. For the week, the Dow, S&P 500 and Nasdaq fell 2%, 2.9%, and 3.5%, respectively. Lastly, the web previews of t.me links have been given a new look, adding chat backgrounds and design elements from the fully-features Telegram Web client. 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. Again, in contrast to Facebook, Google and Twitter, Telegram's founder Pavel Durov runs his company in relative secrecy from Dubai.
from kr
