7 sinf. Matematika. 1- variant

7 – sinf. Matematika. 1- variant
1. Тo’g’ri to’rtburchakning bo’yi 4 sm , eni bo’yidan 2 sm qisqa . Тo’g’ri to’rtburchakning yuzini toping .
A) 6,4 sm² B) 8 sm² S) 5,4 sm²
2. Amallarni bajaring . ( 6² + 12 ) * 3
A) 16 B) 30 S) 54
3. a = 2 v = 3 bo’lganda 3*a + 2* v – 7 algebraik ifodaning qiymatini toping .
A) 5 B) 10 S) – 12
4. 2*a + 3*v bunda a = 3 v = -2 ifodaning qiymatini toping .
A) 0 B) 12 S) -12
5. Bir kishining 30 kunlik ish haqi 10 dinor va bitta ko`ylak edi. U kishi 3 kun ishlab ko`ylakli bo`ldi. Ko`ylak necha dinor turadi?
A) 1 B) 2 D) 3
6. soatda qancha minut bor?
A) 36 minut B) 24 minut D) 100 minut
7. Quyidagi tasdiqlardan qaysi biri to`g`ri:
A) 91⁰ li burchak to`g`ri B) 88⁰ li burchak o`tkir D) 130<sup>0</sup> li burchak o`tkir
8. Quyidagi tasdiqlardan qaysi biri noto`g`ri:
A) 91⁰ li burchak to`g`ri B) 88⁰ li burchak o`tkir D) 73<sup>0</sup> li burchak o`tkir.
9 Quyidagi tasdiqlardan qaysi biri to`g`ri:
A) 90⁰ li burchak to`g`ri B) 88⁰ li burchak o`tmas D) 173<sup>0</sup> li burchak o`tkir
10. Ikkita nuqta orqali nechta to’g’ri chiziq o’tkazish mumkin ?
A. 3 ta. B. 2 ta. C. 1 ta.
11. Aylananing radiusi nimaga teng?
A. B. d = 2R C.
12. Ikkita parallel to’g’ri chiziqni qanday belgilaymiz?
A. B. a || b C.
13. . Ikkita to’g’ri chiziqning perpendikulyarligini qanday belgilaymiz?
A. B. a || b C.
14 Ikkita to’g’ri chiziq perpendikulyar bo’lsa ular necha gradus ostida kesishadi ?
A.90⁰ B. 100⁰ C. 180⁰
15. To’g’ri burchakli uchburchakning burchaklaridan biri 60⁰ qolgan burchaklarini toping.
a)90⁰,30⁰ B)45⁰,45⁰ C)20⁰
16. Тenglamani yeching . 4*x =16
A) 4 B) 5 S) 8
17. Amallarni bajaring . 2,7 + ( 3,2+2,8 )
A) 10,2 B) 9,7 S) 8,7
18. O’xshash xadlarni ixchamlang . 4a + 2 v + a –v
A) 5 a + v B) va + v S) 8 a – v
19. 8 a+ 2 v + a –v
A) 9a + v B) 9a – v S) 9 a +v
20. a+ ( 2v – 3 a) qavsni oching .
A) a- 2v – 3s B) a+ 2 v S) a + 2v- 3s
21.Kvadratlar ayirmasining formulasini ko’rsating
A) a²-b²=(a-b)(a+b) B) a²-b²=(a+b)(a+b) C) a²-b²=a²-2ab+b²
22.Ko’phadni ko’paytuvchilarga ajrating: b²-c²=
A) (b+c)(b-c) B) (b-c)(2a-b+c) C) (2a-b-c)(b+c)
23.a³ + b³ nimaga teng?
A) (a+b)(a²-ab+b²) B) (a²+ab+b²) C) (a-b)(a²-ab+b²)
24.Ko’paytuvchilarga ajrating:
A) B) C) D)
25.(a + b)² nimaga teng?
A) (a+b)(a²-ab+b²) B) a²+2ab+b² C) a²-ab+b²
7 – sinf. Matematika. II-variant.

1. Umumiy ko’paytuvchini qavsdan chiqarish amali qaysi javobda to’g’ri ko’rsatilgan? 3 a – 3 x.

A. (3 a – 3 x) B. 3 ax C. 3 (a – x).
2. Aylana uzunligi nimaga teng?
A. B. C.
3. 85 sm.ni diametrda ifodalang.
A. 85 dm. B. 8.5 dm. C. 0.85 dm.
4. Eng soda geometric shakl nima?
A. nuqta. B. vergul C. to’g’ri chiziq.
5. Ikkita nuqta orqali nechta to’g’ri chiziq o’tkazish mumkin ?
A. 3 ta. B. 2 ta. C. 1 ta.
6. Aylananing diametri 20 cm radiusi necha cm teng?

7. 1⁰ deb nimaga aytiladi?

1. 
   aylana butun yoyining 90 dan bir bo’lagi;
   
2. 
   aylana butun yoyining 180 dan bir bo’lagi;
   
3. 
   aylana butun yoyining 360 dan bir bo’lagi;
   

8.Aylananing bo’lagi necha gradus bo’ladi?
A) 60⁰ C) 30⁰ D) 45⁰
9.Umumiy uchga ega bo’lgan ikki nurdan tashkil topgan geometrik shakl - …
A) burchak B) perpendikulyar to’g’ri chiziq C) vertikal vatar
10.Transportirning yasalishi qanday geometrik shakl xossalariga asoslangan?
A) to’g’ri burchakli uchburchak; B) to’g’ri chiziq va nur;
C) markaziy burchak.
11.Yer ustida o’lchashlarda burchaklarni o’lchash uchun qanday asboblardan foydalaniladi?
A) ekker va teodolit; B) astolyabiya C) A va B
12.Bittadan tomonlari umumiy bo’lib, qolgan tomonlari to’g’ri chiziqni tashkil etgan burchaklar - …
A) to’g’ri burchaklar; B) qo’shni burchaklar;
C) vertikal burchaklar
13.Agar ikki to’g’ri chiziqning kesishishidan hosil bo’lgan burchaklardan biri114⁰ bo’lsa, unga qo’shni burchakning kattaligi qancha bo’ladi?
A) 56⁰ B) 66⁰ C) 76⁰
14. Ikkita parallel to’g’ri chiziqni qanday belgilaymiz?
A. B. a || b C.
15.Kvadratlar ayirmasining formulasini ko’rsating
A) a²-b²=(a-b)(a+b) B) a²-b²=(a+b)(a+b) C) a²-b²=a²-2ab+b²
16.Ko’phadni ko’paytuvchilarga ajrating: b²-c²=
A) (b+c)(b-c) B) (b-c)(2a-b+c) C) (2a-b-c)(b+c)
17.a³ + b³ nimaga teng?
A) (a+b)(a²-ab+b²) B) (a²+ab+b²) C) (a-b)(a²-ab+b²)
18.Ko’paytuvchilarga ajrating:
A) B) C) D)
19.(a + b)² nimaga teng?
A) (a+b)(a²-ab+b²) B) a²+2ab+b² C) a²-ab+b²
20.(a - b)² nimaga teng?
A) (a+b)(a²-ab+b²) B) a²-2ab+b² C) a²-ab+b²

7 – sinf. Matematika. III-variant.

1.(2 + b)² nimaga teng?
A) a²-ab+4 B) 4+4b+b² C) a²-ab+b²
2.Ikkita birhad berilgan: 5a va 7b. Shu birhadlar kublarining ayirmasini algebraik ifoda shaklida yozing.
A)(5a)³-(7b)³ B) 125a³- b³ C) (5a)³+(7b)³
3.Tushirib qoldirilgan yig’indining chala kvadratini shunday topingki, natijada birhadlar kublarining ayirmasi hosil bo’lsin: (3a-5b)(…)
A) 3a²-15ab+5b² B) 9a²-25b² C) 9a²+15ab+25b²
4.Kasrni qisqartiring:
A) B) C)
5.Birhadni darajaga ko’paytiring: (2a)³. A. 2 a⁴ B. 2³a³ C. 2a⁵
6. Birhadni boshqa birhadning kubi shaklida yozing: 27 a³.
A. 27³a³ B. 9³a³ C. 3³a³
7.Burchaklaridan biri 90⁰ dan katta bo’lgan uchburchak - …

1. 
   o’tmas burchakli; B) o’tkir burchali; C) to’g’ri burchakli;
   

D)vertikal burchakli uchburchak deyiladi
8.Burchaklaridan biri 90⁰ dan kichik bo’lgan uchburchak - …

1. 
   o’tmas burchakli; B) o’tkir burchali; C) to’g’ri burchakli;
   

D)vertikal burchakli uchburchak deyiladi
9.Burchaklaridan biri 90⁰ ga teng uchburchak - …

1. 
   o’tmas burchakli; B) o’tkir burchali; C) to’g’ri burchakli;
   

D)vertikal burchakli uchburchak deyiladi
10.Har qanday ko’phadni qanday standart shakga keltirish mumkin?
A. Avval har bir hadini standart shaklda yozish, so’ngra o’xshash hadlarini ixchamlash kerak. B. Oldin o’xshash hadlarini ixchamlanadi. C. Javoblar noto’g’ri.
11. Uchburchakning yuzasini hisoblash formulasini ko’rsating.
1-shakl a


A. S = 2 ab B. C.
12. 1-shaklda a va b tamon nima deyiladi?.
A. katet B. gipotenuza C. burchak.
13. 1-shaklda c tomon nima deyiladi?.
A. katet B. gipotenuza C. burchak.
14. Tenglamani yeching. 3 x² – 9 x =0
A. B. C.

15.Tenglamani yeching. (x - 5)(x + 4) = 0.
A. B. C.

16. Ikki son ayirmasining kvadratini toping. (3a - 4b)² =
A. 9a² – 24ab + 16b² B. 12a² - 8b² D.36a² - 16b² E.12a - 16b
17. Amallarni bajaring , 3, 15 + ( 4,3 – 2, 18 ) =
A. 3, 5 B. 5, 27 D. 4,18 E. 6, 3 F. 7, 4
18. Algebralik ifodaning qiymatini toping 2a + 3 b = bunda a = 3 b = -2
A. 0 B. –2 D. 3 E. –4 F. 5
19. Ildizi 5ga teng bo`lgan tenglamalarni ko`rsating.
1. 4x – 12 = 8; 2. 3x + 12 = 18; 3. 7x + 3 = 38; 4. 3x- 5 = 2x;
A. (1;3;4;) B. (1;2;3); D. (2;3;4); E. (1:2;4); F. (2;3;3;).
20. Sonli ifodaning qiymatini toping.
A. 72 B. 24 D. 32 E. 48 F. 54

21.Kvadratlar ayirmasining formulasini ko’rsating

A) a²-b²=(a-b)(a+b) B) a²-b²=(a+b)(a+b) C) a²-b²=a²-2ab+b²
22.Ko’phadni ko’paytuvchilarga ajrating: b²-c²=
A) (b+c)(b-c) B) (b-c)(2a-b+c) C) (2a-b-c)(b+c)
23.a³ + b³ nimaga teng?
A) (a+b)(a²-ab+b²) B) (a²+ab+b²) C) (a-b)(a²-ab+b²)
24.Ko’paytuvchilarga ajrating:
A) B) C) D)
25.(a + b)² nimaga teng?
A) (a+b)(a²-ab+b²) B) a²+2ab+b² C) a²-ab+b²

7 – sinf. Matematika. 4-variant.

1. Тo’g’ri to’rtburchakning bo’yi 4 sm , eni bo’yidan 2 sm qisqa . Тo’g’ri to’rtburchakning yuzini toping .
A) 6,4 sm² B) 8 sm² S) 5,4 sm²
2. Amallarni bajaring . ( 6² + 12 ) * 3
A) 16 B) 30 S) 54
3. a = 2 v = 3 bo’lganda 3*a + 2* v – 7 algebraik ifodaning qiymatini toping .
A) 5 B) 10 S) – 12
4. 2*a + 3*v bunda a = 3 v = -2 ifodaning qiymatini toping .
A) 0 B) 12 S) -12
5. Bir kishining 30 kunlik ish haqi 10 dinor va bitta ko`ylak edi. U kishi 3 kun ishlab ko`ylakli bo`ldi. Ko`ylak necha dinor turadi?
A) 1 B) 2 D) 3
6. soatda qancha minut bor?
A) 36 minut B) 24 minut D) 100 minut

7.Burchaklaridan biri 90⁰ dan katta bo’lgan uchburchak - …

2. 
   o’tmas burchakli; B) o’tkir burchali; C) to’g’ri burchakli;
   

D)vertikal burchakli uchburchak deyiladi
8.Burchaklaridan biri 90⁰ dan kichik bo’lgan uchburchak - …

2. 
   o’tmas burchakli; B) o’tkir burchali; C) to’g’ri burchakli;
   

D)vertikal burchakli uchburchak deyiladi
9.Burchaklaridan biri 90⁰ ga teng uchburchak - …

2. 
   o’tmas burchakli; B) o’tkir burchali; C) to’g’ri burchakli;
   

D)vertikal burchakli uchburchak deyiladi
10.Har qanday ko’phadni qanday standart shakga keltirish mumkin?
A. Avval har bir hadini standart shaklda yozish, so’ngra o’xshash hadlarini ixchamlash kerak. B. Oldin o’xshash hadlarini ixchamlanadi. C. Javoblar noto’g’ri.
11. Uchburchakning yuzasini hisoblash formulasini ko’rsating.
1-shakl a



b
A. S = 2 ab B. C.
12. 1-shaklda a va b tamon nima deyiladi?.
A. katet B. gipotenuza C. burchak.
13. 1-shaklda c tomon nima deyiladi?.
A. katet B. gipotenuza C. burchak.

14. Tenglamani yeching. 3 x² – 9 x =0

A. B. C.

15.Tenglamani yeching. (x - 5)(x + 4) = 0.
A. B. C.

16. Ikki son ayirmasining kvadratini toping. (3a - 4b)² =
A. 9a² – 24ab + 16b² B. 12a² - 8b² D.36a² - 16b² E.12a - 16b
17. Amallarni bajaring , 3, 15 + ( 4,3 – 2, 18 ) =
A. 3, 5 B. 5, 27 D. 4,18 E. 6, 3 F. 7, 4
18. Algebralik ifodaning qiymatini toping 2a + 3 b = bunda a = 3 b = -2
A. 0 B. –2 D. 3 E. –4 F. 5
19. Ildizi 5ga teng bo`lgan tenglamalarni ko`rsating.
1. 4x – 12 = 8; 2. 3x + 12 = 18; 3. 7x + 3 = 38; 4. 3x- 5 = 2x;
A. (1;3;4;) B. (1;2;3); D. (2;3;4); E. (1:2;4); F. (2;3;3;).
20. Sonli ifodaning qiymatini toping.
A. 72 B. 24 D. 32 E. 48 F. 54
21.Kvadratlar ayirmasining formulasini ko’rsating
A) a²-b²=(a-b)(a+b) B) a²-b²=(a+b)(a+b) C) a²-b²=a²-2ab+b²
22.Ko’phadni ko’paytuvchilarga ajrating: b²-c²=
A) (b+c)(b-c) B) (b-c)(2a-b+c) C) (2a-b-c)(b+c)
23.a³ + b³ nimaga teng?
A) (a+b)(a²-ab+b²) B) (a²+ab+b²) C) (a-b)(a²-ab+b²)
24.Ko’paytuvchilarga ajrating:
A) B) C) D)
25.(a + b)² nimaga teng?
A) (a+b)(a²-ab+b²) B) a²+2ab+b² C) a²-ab+b²

7 – sinf. Matematika. Kalit. I-variant.

1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20
b	A	a	A	D	A	B	A	A	C	A	B	A	A	A	A	S	A	A	B