Ifodaning son qiymatini toping. A 4500 b 5000



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20talik test 8-sinfga


Test 1



  1. 75 2–25 2 = ifodaning son qiymatini toping. A) 4500 B)5000 C) 6000 D) 7000

  2. Qavslarni oching. 5a - (4a — (3a - b)) =

A) 4a+b B) -4a+b C) 4a-b D) -4a-b
3.
A) B) C) D)4c
4.Asoslari 12 va 8 ga teng bo'lgan teng yonli trapetsiyaning diagonallari o'zaro perpendikulyar. Trapetsiyaning yuzini toping. A) 100 B) 64 C) 76 D) 52
5.
A) B) C) D)
6. To'g'ri to'rtburchakning eni 6ga, bo'yi undan 8 ga ortiq. Shu to'g'ri to'rtburchakning perimetrini toping. A) 40 B)32 C) 46 D) 48 E) 44
7.Tengsizlikni yeching: 5•(x-3)+2x<4x +3 A) x<6 B) x<-6 C) x>6 D) x>-6
8. Tenglamani yeching: A) -l B) l C)0 D) 2
9. To'g'ri to'rtburchakning perimetri 36 ga, qo'shni tomonlarning ayirmasi 2 ga teng. Uning tomonlarini toping. A) 10; 8 B) 9; 7 C) 9; 8 D) 9; 6
10. Amallarni bajaring: *A) B) C) D)
11.Uchburchakni o’rta chizig’i 9 smga teng,uning tomonini toping?
A)16 sm B)20 sm C)14sm D) 18sm
12.Tenglamani yeching? 75x-8 =49
A) x=7 B) x=13 C)x=35 D) x=2
13. ) A) B) C) D)
14.Hisoblang: A) 9 B) l / 9 C) 1 / 27 D) 81 E) 27
15. Kasrni qisqartiring:
A) B) C) D)
16. Trapetsiyaning asoslari 9sm va 21sm ga teng.Uning o’rta chizig’I uzunligini toping?
A) 15 B) 30 C) 28 D) 24
17. Sport maydonchasi to'g'ri to'rtburchak shaklida bolib, uzunligi kengligidan 10 m ortiq. Agar maydonchaning yuzi 9000 m2 bo’lsa, uning o’lchamlarini toping.
A) 40m va 225m B) 90m va 100m D) 45m va 200m E) 30m va 300m
18.Teng yonli uchburchakning perimetri 27 sm, asosi esa yon tomonidan 4,5 sm ortiq. Uning yon tomoni uzunligini toping. A) 7,5 B) 3,5 C) 2,8 D) 2,4
19. 12a
A) B) C) D)
20.Ifodani soddalashtiring: 17c + ( 9 - 15c) - ( 8c - 5 ) =
A) 6a -14 B)14 + 6c C)14-6c D)-14-6c
2 test
1. 75 2–25 2 = ifodaning son qiymatini toping. A) 4500 B) 5000 C) 6000 D) 7000
2. Qavslarni oching. 5a - (4a — (3a - b)) =
A) 4a+b B) -4a+b C)4a-b D) -4a-b
3.
A) B) C) D)4c
4.Asoslari 12 va 8 ga teng bo'lgan teng yonli trapetsiyaning diagonallari o'zaro perpendikulyar. Trapetsiyaning yuzini toping. A) 100 B) 64 C) 76 D) 52
5.
A) B) C) D)
6. To'g'ri to'rtburchakning eni 6ga, bo'yi undan 8 ga ortiq. Shu to'g'ri to'rtburchakning perimetrini toping. A) 40 B)32 C) 46 D) 48 E) 44
7.Tengsizlikni yeching: 5•(x-3)+2x<4x +3 A) x<6 B) x<-6 C) x>6 D) x>-6
8. Tenglamani yeching: A) -l B) l C)0 D) 2
9. To'g'ri to'rtburchakning perimetri 36 ga, qo'shni tomonlarning ayirmasi 2 ga teng. Uning tomonlarini toping. A) 10; 8 B) 9; 7 C) 9; 8 D) 9; 6
10. Amallarni bajaring: A) B) C) D)
11.Uchburchakni o’rta chizig’i 9 smga teng,uning tomonini toping?
A)16 sm B)20 sm C)14sm D) 18sm
12.Tenglamani yeching? 75x-8 =49
A) x=7 B) x=13 C)x=35 D) x=2
13. )
A) B) C) D)
14.Hisoblang: A) 9 B) l / 9 C) 1 / 27 D) 81 E) 27
15. Kasrni qisqartiring:
A) B) C) D)
16. Trapetsiyaning asoslari 9sm va 21sm ga teng.Uning o’rta chizig’I uzunligini toping?
A) 15 B) 30 C) 28 D) 24
17. Sport maydonchasi to'g'ri to'rtburchak shaklida bolib, uzunligi kengligidan 10 m ortiq. Agar maydonchaning yuzi 9000 m2 bo’lsa, uning o’lchamlarini toping.
A) 40m va 225m B) 90m va 100m D) 45m va 200m E) 30m va 300m
18.Teng yonli uchburchakning perimetri 27 sm, asosi esa yon tomonidan 4,5 sm ortiq. Uning yon tomoni uzunligini toping.
A) 7,5 B) 3,5 C) 2,8 D) 2,4
19. 12a
A) B) C) D)
20.Ifodani soddalashtiring: 17c + ( 9 - 15c) - ( 8c - 5 ) =
A) 6a -14 B)14 + 6c C)14-6c D)-14-6c



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