Ixtisoslashgan maktablar uchun testlar 5 sinf 1- variant

Ixtisoslashgan maktablar uchun testlar
7 sinf
1 – variant
1. Soddalashtiring:
A) B)
C) D)
2. Agar bo’lsa, ifodaning son qiymatini toping.
A) B) 1 C) 2 D)
3. Olmalar quritilganda o’z og’irligining 84% ini yo’qotadi. 16 kg olma qoqisi olish uchun qancha olma kerak bo’ladi?
A) 100 kg B) 110 kg C) 32 kg D) 64 kg
4. Tenglamani yeching:
A) B) C) D)
5. Amallarni bajaring:
A) B) C) D)
6. Tenglamani yeching:
A) 3 B) 2 C) D) 4
7. Amallarni bajaring:
A) B)
C) D)
8. Ko’paytuvchilarga ajrating:
A) B)
C) D)
9. Ko’paytuvchilarga ajrating:
A) B)
C) D)
10. Kasrni qisqartiring:
A) B) C) D)
11. Agar bo’lsa, ifodaning son qiymatini toping.
A) B) C) 11 D)
12. Uchburchakning perimetri 48 sm, tomonlaridan biri esa 18 sm ga teng. Agar qolgan ikkita tomonining ayirmasi 4,6 sm bo’lsa, shu tomonlarni toping.
A) 12,7 sm; 17,3 sm B) 12,7 sm; C) 17,3 sm D) 13 sm; 17 sm.
13. AB va CD kesmalar AB kesmaning o’rtasi bo’lgan O nuqtada kesishadi, bunda OAD= OBC. Agar CD=26 sm, AD=15 sm bo’lsa, CO ni toping.
A) 15 sm B) 7,5 sm C) 13 sm D) 14 sm
14. Uchburchakning bir tomoni , ikkinchi tomoni birinchisidan ga katta, uchinchi tomoni esa ga teng. Uchburchakning perimetrini toping.
A) B) C) D)
15. Uchburchakning bir burchagi ikkinchisidan 30⁰ ga katta, uchinchi burchak esa birinchisidan 60⁰ ga kichik. Uchburchakning burchaklarini toping.
A) 75⁰; 45⁰; 60⁰ B) 80⁰; 50⁰; 20⁰ C) 90⁰; 60⁰; 30⁰ D) 100⁰; 70⁰; 10⁰
16. To’g’ri to’rtburchakning bo’yi enidan ikki marta katta. Agar to’g’ri to’rtburchakning bo’yi 4 m ga, eni esa 5 m ga uzaytirilsa, uning yuzi 111 m² ga ortadi. To’g’ri to’rtburchakning bo’yi va enini toping.
A) 12 sm; 6 sm B) 7 sm; 14 sm C) 6,5 sm; 13 sm D) 7,5 sm; 15 sm
17. C nuqta AMB burchak bissektrisasida yotadi. Agar AMB=60⁰, MC=16 sm bo’lsa, C nuqtadan burchak tomonlarigacha bo’lgan masofani toping.
A) 16 sm B) 8 sm C) 4 sm D) 12 sm
18. ∆ABC uchburchakning A va C uchlaridan tushirilgan balandliklar K nuqtada kesishadi. Agar A=60⁰ va C=72⁰ bo’lsa, AKC ni toping.
A) 132⁰ B) 134⁰ C) 48⁰ D) 12⁰
19. Hisoblang:
20. Ifodani soddalashtiring:
21. ko’phadni va orqali ifodalang.
22. Kasrni qisqartiring:
23. Umumiy tomoni BC bo’lgan ∆ABC va ∆DBC uchburchaklar berilgan. Agar AC BD, AB=AC, BAC= BCD=70⁰ bo’lsa, BDC burchak nimaga teng?
24. ∆ABC da D BC, AB=AD, AC=BD. Agar BAD=90⁰ bo’lsa, DCA burchak nimaga teng?
25. ∆MNE da MB – M burchak bissektrisasi. Agar bo’lsa, MBE nimaga teng?
.