6 sinf matematika fanidan test

7 - sinf uchun matematika fanidan ochiq testlar.

1. Ifodaning son qiymatini toping: 3 * 5 ² * 4 – 5 * 4 + 7

a) 287 b) 286 c) 285 d) 284 e)283

2. Qavslarni oching : a - ( b - ( c – d ) )

a) a-b+c-d b) a-b-c+d c) a+b-c+d d) a+b+c-d e) a-b-c-d

3. Qavslarni oching va soddalashtiring: 5x - ( 2y - 3x )

a) 2x-2y b) 8x-2y c) 8x+2y d) 2x+2y e) 10xy

4. Algebraik yig’indi shaklida yozing: 21 + b - c

a) 21 + b + c b) 21 – b - c c) 21 + b + (-c) d) 21 + (-b) + (-c) e) 21 - (-b) + (-c)

5. Tenglamani yeching : 3x – 5 = 11 - x

a) x=1 b) x=2 c) x=3 d) x=4 e) x=5

6. Tenglamani yeching : 6a = 216

a) a= 6 b) a=36 c) a=12 d) a=18 e) 1216
7. Algebraik ifoda tuzing: Kattasi m ga teng bo’lgan ikkita ketma-ket natural sonning ko’paytmasining uchlangani.
a) 3 + (2mn) b)3m(m - 1) c) m(m - 1)³ d) 3m + (m + 1) e) T.J.Y

8. (a-3b) \ (a+3b) algebraik ifodaning son qiymatini toping, bunda a= 4, b= -2

a) 2 b) 5 c)-5 d) -2 e)4

9. O’xshash hadlarni ixchamlang: x - 2y - 3x + 5y

a) 4x-7y b) 4x+7y c) 3y+2x d) 3y-2x e) 2x-7y.

10. Ifodani soddalashtiring: 4(2 + x) - 3(1 + x)

a) 11+7x b) 11+x c) 11-x d) 5-x e) 5+x

11. Tenglamani : 55,31+a+41,69 = 123,021.

a) 66,021 b) 56,021 c) 26,021 d)16,021 e) 36,021.

12. To’g’ri to’rtburchakning bo’yi 8sm ga teng Eni bo’yidan 1,5 sm qisqa.Uni yuzini toping.

a) 56 sm² b) 54sm² c) 52sm² d) 50sm² e) 48sm²

13. 184⁰ burchakka bissektrisa o’tqazildi, hosil bo’lgan burchaklar necha gradusdan?

a) 46⁰ b) 92⁰ c) 102⁰ d) 104⁰ e) 96⁰.

14. Soat 14 ⁰⁰ bo’lganda soatning soat va minut millari orasidagi burchak necha gradus bo’ladi?

a) 45⁰ b) 30⁰ c) 60⁰ d) 90⁰ e) 40⁰.

15. A, B, C nuqtalar bir to’g’ri chiziqda yotadi. Agar AB =28 sm, AC = 12 sm bo’lsa, BC kesma uzunligini toping?

a) 26 sm b) 40 sm c) 22 sm d) 16 sm e) 14 sm.


Javoblar:
16. Toq son formulasini yozing?

17. Qanday amal ishoralarini bilasiz?

18. Birinchi qaysi bosqich amali bajariladi?

19. Kvadratning perimetri qanday topiladi?

20. – ( a – b ) qavsni oching?

21. Nuqta qanday belgilanadi?

22. To’g’ri chiziq qanday belgilanadi?

23. Geometriya so’zining ma’nosi?

24. Geometriya fani necha bo’limga bo’lib o’rganiladi? Qaysilar?

25. Qo’shni burchaklar yig’indisi necha gradusga teng?

1	2	3	4	5	6	7	8	9	10
E	A	B	C	D	B	B	C	D	D

11	12	13	14	15
C	C	B	B	D

16. 2n -1 yoki 2n +1;

17. +, -, x, /;
18. Ikkinchi bosqich;
19. P=4a;
20. -a+b;
21. Lotin alifbosining bosh harflari bilan;
22. lotin alifbosining kichik harflari bilan;
23. “ Geo” yer “metrio” o`lchayman;
24. planimetriya va streometriya;
25. 180 gradusga;