Uy » Online olimpiada » Matematika olimpiada » 7-sinflar Matematika olimpiada №3 Matematika olimpiada 7-sinflar Matematika olimpiada №3 InfoMaster Yanvar 3, 2023 458 Ko'rishlar 3 izohlar SaqlashSaqlanganOlib tashlandi 0 0 Savollar 12345678910111213141516171819202122232425 Vaqtingiz tugadi! Tomonidan yaratilgan InfoMaster 7-sinflar Matematika olimpiada №3 29.12.2022 yil oo.uzedu.uz Online olimpiada savollari! 1 / 25 Umumiy AB asosga ega bo`lgan ACB va ADB uchburchaklar berilgan. CD va AB lar O nuqtada kesishadi. Agar ∠DAB= ∠CBA, ∠CAB= ∠DBA, DB=24 sm bo`lsa, CA ni toping. 24 sm 48 sm 30 sm 12 sm 2 / 25 Agar a=-8,3 bo`lsa, 0,6a+0,4∙(a-5,5) ifodaning qiymatini toping. – 1,05 – 10,5 10,5 1,05 3 / 25 C A B D 4 / 25 D A B C 5 / 25 B A D C 6 / 25 A B D C 7 / 25 C B A D 8 / 25 D C B A 9 / 25 D B A C 10 / 25 A B D C 11 / 25 C B A D 12 / 25 A B C D 13 / 25 B D A C 14 / 25 D B A C 15 / 25 A C D B 16 / 25 D B A C 17 / 25 B D C A 18 / 25 A C D B 19 / 25 D C B A 20 / 25 B A C D 21 / 25 C A D B 22 / 25 C D B A 23 / 25 B D C A 24 / 25 C D B A 25 / 25 D B A C 0% Testni qayta ishga tushiring Author: InfoMaster Foydali bo'lsa mamnunmiz