проста авторська ABC - правильний. P - довільна точка площини. M - середина AB, W - середина дуги AB. CP перетинає (ABC) в точці X. Q - точка перетину (CXM) і AB - Q.R - (PXW) і (PBC). доведіть, що P, Q, R колінеарні.
проста авторська ABC - правильний. P - довільна точка площини. M - середина AB, W - середина дуги AB. CP перетинає (ABC) в точці X. Q - точка перетину (CXM) і AB - Q.R - (PXW) і (PBC). доведіть, що P, Q, R колінеарні.
But Telegram says people want to keep their chat history when they get a new phone, and they like having a data backup that will sync their chats across multiple devices. And that is why they let people choose whether they want their messages to be encrypted or not. When not turned on, though, chats are stored on Telegram's services, which are scattered throughout the world. But it has "disclosed 0 bytes of user data to third parties, including governments," Telegram states on its website. "Markets were cheering this economic recovery and return to strong economic growth, but the cheers will turn to tears if the inflation outbreak pushes businesses and consumers to the brink of recession," he added. Some privacy experts say Telegram is not secure enough Also in the latest update is the ability for users to create a unique @username from the Settings page, providing others with an easy way to contact them via Search or their t.me/username link without sharing their phone number. Although some channels have been removed, the curation process is considered opaque and insufficient by analysts.
from tw
