. π΄π΅πΆ uchburchak o'tkir. π bissektrisaning oΚ»rta nuqtasi boΚ»lsin π΄π΄β, π va π mos ravishda ππ΅ va ππΆ nuqtalari boΚ»lsin, shunda β π΄ππΆ = β π΄π0 boΚ»lsin. π΄βπππ yozilganligini isbotlang.ββ
Manba:https://t.me/aopscommunIty
Kanal:https://t.me/matematika_daminov_bilan
Manba:https://t.me/aopscommunIty
Kanal:https://t.me/matematika_daminov_bilan