Разминка дня №35 (авторская, мордовский муницип 10.3):
Дана трапеция ABCD с основаниями AB и CD такая, что AC перпендикулярно CD. E на BC такова, что ∠DAC = ∠CAE. BD пересекает AC в точке F. Докажите, что EF || CD.
Разминка дня №35 (авторская, мордовский муницип 10.3):
Дана трапеция ABCD с основаниями AB и CD такая, что AC перпендикулярно CD. E на BC такова, что ∠DAC = ∠CAE. BD пересекает AC в точке F. Докажите, что EF || CD.
Either way, Durov says that he withdrew his resignation but that he was ousted from his company anyway. Subsequently, control of the company was reportedly handed to oligarchs Alisher Usmanov and Igor Sechin, both allegedly close associates of Russian leader Vladimir Putin. Russian President Vladimir Putin launched Russia's invasion of Ukraine in the early-morning hours of February 24, targeting several key cities with military strikes. Telegram boasts 500 million users, who share information individually and in groups in relative security. But Telegram's use as a one-way broadcast channel — which followers can join but not reply to — means content from inauthentic accounts can easily reach large, captive and eager audiences. Oh no. There’s a certain degree of myth-making around what exactly went on, so take everything that follows lightly. Telegram was originally launched as a side project by the Durov brothers, with Nikolai handling the coding and Pavel as CEO, while both were at VK. "Russians are really disconnected from the reality of what happening to their country," Andrey said. "So Telegram has become essential for understanding what's going on to the Russian-speaking world."
from tr