Matematika 7-sinf I variant. Test savollari

13. Tenglamani yeching:
A)4; B)5; C)3; D) .
14. ning qanday qiymatlarida tenglik bajariladi:


15.Ifodaning qiymatini toping: .
A) ; B) ; C) ; D) .
16. Perimetri 30 ga teng bo`lgan uchburchakning bissektrisasi uni perimetrlari 16 va 24 ga teng bo`lgan uchburchaklarga ajratadi. Uchburchakning bissektrisasi uzunligini toping.
A)6 B)8 C)10 D)5
17. Uchburchakning ikkita tomoni mos ravishda 0,5 va 7,9 ga teng.Uning uchinchi tomoni qanday butun songa teng bo`lishi mumkin?
A)8 B)7 C)6 D)5
18. dan katta, ammo 1 dan kichik maxraji 33 ga teng bo`lgan kasrlar nechta?
A)5 B)4 C)6 D)7
19. 15 va 25 sonlarining eng kichik umumiy karralisining natural bo`luvchilari nechta?
20. Hisoblang:
21. Ko`paytuvchilarga ajrating:
22. ifodani standart ko`rinishdagi ko`phad ko`rinishiga keltiring.
23. CDE va KMN uchburchaklar teng. CE=KN, CD=10 sm , MN=7sm. DE va MK ni toping, uchburchaklarning teng burchaklarini aniqlang.
24. MPK uchburchakning PH balandligi uning bissektrissasi ham bo`ladi. Agar MPK uchburchakning perimetri 40 sm, MPH uchburchakning perimetri 25 sm bo’lsa, PH ning uzunligini toping.
25. Uchburchakning ikkita tashqi burchaklarining yig`indisi 250<sup>0</sup> ga teng. Bu tashqi burchaklarga qo`shni bo`lmagan ichki burchakni toping.

Matematika test 7-sinf (ixtisos)
1-variant
1.Hisoblang:
A) 5 B) 3 C) 7 D) 11
2. Ifodaning qiymatini toping:
A) 0,5 B) 0,25 C) 1 D) 0,75
3.Tenglamani yeching:

A) –6 B) 6 C) 0 D) yechimi yo`q
4. Agar a= , b = , bo’lsa, algebraik kasrning son qiymatini toping.
A) B) 12 C) D)
5. Agar bo`lsa, a ni toping:
A) B)
C) D)
6. Ifodani soddalashtiring:
5у – (4у – (3у – (2у+( у – 1)))).
A) 2y + 1 B) 3y – 1 C) y – 1 D) y + 1
7. Tenglamani yeching:
0 .
A) 6 B) 1,6 C) 1 D) 2
8. Birhadlarni ko’paytiring:

A) 12,5x¹¹y⁷ B) –12,5x⁸y⁷
C) –12,5x¹¹y⁷ D) 2,5x¹¹y⁷