7-sinflar Matematika olimpiada №2 Dekabr 12, 2022Dekabr 12, 2022 da chop etilgan InfoMaster tomonidan 7-sinflar Matematika olimpiada №2 ga fikr bildirilmagan. 9 12345678910111213141516171819202122232425 Vaqtingiz tugadi! 7-sinflar Matematika olimpiada №2 07.12.2022 yil oo.uzedu.uz Online olimpiada savollari! 1 / 25 1. 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. 48 sm 30 sm 12 sm 24 sm 2 / 25 2. O’lchovlari 8 va 20 ga teng bo’lgan to’g’ri to’rt burchaklardan eng kamida nechtasini birlashtirib, kvadrat hosil qilish mumkin? 9 15 10 11 3 / 25 3. Tenglamaning ildizi x0 bo’lsa, 18:x0 ifodaning son qiymatini toping. 78/7 6 -7 7 4 / 25 4. Sonni standart ko`rinishda yozing: 1247800000 IV III I II 5 / 25 5. Uchburchakning ikkita uchidagi tashqi burchaklari o`zaro teng va perimetri 74 sm, uning bir tomoni 16 sm ga teng. Ikkita qolgan tomonlarini toping. 29, 30 27, 32 31, 29 29, 29 6 / 25 6. D A B C 7 / 25 7. A D B C 8 / 25 8. B C D A 9 / 25 9. D A B C 10 / 25 10. D B C A 11 / 25 11. A C D B 12 / 25 12. B D C A 13 / 25 13. A D B C 14 / 25 14. B A C D 15 / 25 15. C A D B 16 / 25 16. A D B C 17 / 25 17. B C D A 18 / 25 18. C D A B 19 / 25 19. A C B D 20 / 25 20. D A B C 21 / 25 21. C A B D 22 / 25 22. D A C B 23 / 25 23. D A C B 24 / 25 24. B D C A 25 / 25 25. B A D C 0% Testni qayta ishga tushiring Author: InfoMaster Matematika olimpiada