7-sinf Matematika Birhadni birhadga bo`ling

7-sinf Matematika

1. 
   Birhadni birhadga bo`ling:
   

1. 
   
   
2. 
   8
   
3. 
   
   
4. 
   
   

2. 
   Ifodani soddalashtiring: 4(2x-5)+3x+20
   

1. 
   5x+15
   
2. 
   11x
   
3. 
   11x+15
   
4. 
   11x-15
   

3. 
   Ifodaning qiymatini toping: bunda a=3
   

1. 
   124
   
2. 
   132
   
3. 
   144
   
4. 
   120
   

4. 
   Ko`paytuvchilarga ajrating:
   

1. 
   (a+b)(x+y)
   
2. 
   (x+y)(a-b)
   
3. 
   (x-y)(a+b)
   
4. 
   X+Y 2x
   

5. 
   Shaklning perimetrini toping:
   

1. 
   6x+5 x+2 x+3
   
2. 
   8x+5
   
3. 
   8x+4
   
4. 
   6x+4 4x+1
   

6. 
   Ko`phad ko`riniahida yozing:
   

1. 
   
   
2. 
   
   
3. 
   
   
4. 
   
   

7. 
   Ko`phad ko`rinishida yozing:
   

1. 
   
   
2. 
   
   
3. 
   
   
4. 
   
   

8. 
   Hisoblang:
   

1. 
   4/3
   
2. 
   5/3
   
3. 
   3/4
   
4. 
   8/3
   

9. 
   Berilgan kasrni qisqartiring:
   

1. 
   
   
2. 
   
   
3. 
   
   
4. 
   
   

10. 
    Ifodaning qiymatini toping:
    

1. 
   15/80
   
2. 
   17/80
   
3. 
   4/20
   
4. 
   4/16
   

11. 
    Berilgan kasrlarni umumiy maxrajga keltiring:
    

1. 
   
   
2. 
   
   
3. 
   
   
4. 
   To`g`ri javob berilmagan.
   

12. 
    Uchburchakning ikkita ichki burchagi 36 gradus va 45 gradusga teng. Uchinchi ichki burchagini aniqlang
    

1. 
   98 gradus
   
2. 
   89 gradus
   
3. 
   78 gradus
   
4. 
   To`g`ri javob berilmagan. 45
   

13. 
    Noma`lum x burchakni toping.
    

A) 45 X B) 135 D)To`g`ri javob berilmagan.
14. Uchburchakning ikkita ichki burchaklari 15 va 70 gradusni tashkil etadi. Uchinchi ichki burchagini toping.
A) 85
B) 105
C)95
D) To`g`ri javob berilmagan.
15. Uchburchakning tomonlari x, 2x va 2x+3 smdan. Uchburchakning perimetri 23sm bo`lsa tomonlarining son qiymatini aniqlang.
A) 4,8,11
B) 6, 10, 7
C) 5,9,7
D) 10,5,8