Matematika 7-sinf I variant. Test savollari

1- variant
1. Ifodaning qiymatini toping:
A) 4,1 B) 5 C) 3 D) 4
2. Soddalashtiring:
A) B) C) D)
3. Agar bo`lsa, ifodaning qiymatini toping.
A) 1,05 B) – 1,05 C) – 10,5 D) 10,5
4. Tenglamani yeching:
A) 11 B) 12 C) 1,1 D) 1,2
5. Buva va otasining yoshlari yig`indisi 111 yilga teng. Agar ota buva yoshidan ikki marta kichik bo`lsa, har birining yoshi nechada ?
A) 37; 72 B) 76; 35 C) 37; 74 D) 42; 84
6. Agar va bo`lsa, ni toping.
A) B) 1 C) D)
7. Soddalashtiring:
A) B) C) D)
8. Ifodani soddalashtiring:
A) B) C) D)
9. Ifodani ko`paytuvchilarga ajrating:
A) B) C) D)
10. Algebraik kasrni qisqartiring:
A) B) C) D)
11. Hisoblang:
A) B) C) D)
12. Asosi BC bo`lgan teng yonli ABC uchburchakning perimetri 40 sm va teng tomonli BCD uchburchakning perimetri 45 sm ga teng. AB va BC tomonlarni toping.
A) AB =12,5 sm; BC =15 sm; B) AB =15 sm; BC =12,5 sm;
C) AB =12 sm; BC =16 sm; D) AB =16 sm; BC =12 sm;
13. Agar qo`shni burchaklardan biri ikkinchisudan 45<sup>0</sup> katta bo`lsa,ularni toping .
A) B) C) D)
14. Qo`shni burchaklar 145<sup>0</sup> va 35<sup>0</sup> ga teng. Bu qo`shni burchaklar bissektrisalari tashkil qilgan burchakni toping.
A) B) C) D)
15. Uchburchakning barcha tashqi burchaklarining yig`indisini toping.
A) B) C) D)
16. ABC uchburchakning AD medianasi BC tomondan keyin DE= AD bo`lgan kesmaga davom ettirilib, E nuqta B nuqta bilan tutashtirildi.Agar ACD=45<sup>0</sup>, ABD=35<sup>0</sup> bo`lsa, ABE ni toping.
A) B) C) D)
17. 4ta to`g`ri chiziq tekislikni ko`pi bilan nechta qismga ajratishi mumkin?
A) 6 ta B) 8 ta C) 9 ta D) 11 ta
18. Ikkita parallel to`g`ri chiziqlarni to`g`ri chiziq bilan kesishishidan hosil bo`lgan mos burchaklarning yig`indisi 210⁰ ga teng.Bu burchaklarni toping.
A) B) C) D)
19. Tenglamani yeching:
20. Kasrni qisqartiring:
21. Ifodani soddalashtiring:
22. Ko`paytuvchilarga ajrating:
23. Agar bo`lsa, ABC uchburchakning burchaklarini toping.
24. Uchburchakning ikkita uchidagi tashqi burchaklari o`zaro teng va perimetri
74 sm, uning bir tomoni 16 sm ga teng. Ikkita qolgan tomonlarini toping.
25. To`g`ri burchakli uchburchakning gipotenuzasiga tushirilgan medianasi 8 sm. Uchburchakning burchaklaridan biri 60⁰ bo`lsa, bu burchakka yopishgan tomonlarini toping.