Kasrning qiymatini toping. A b c d 5


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10 test sardor


1. Agar   bo’lsa,   kasrning qiymatini toping.
A) 4 B) 3 C) 2 D) 5
2. Tenglamani yeching:  
A)   B)  
C)   D)  
3.   tenglama ildizlarining ayirmasi 4 ga teng. Tenglamaning ildizlarini va q ning qiymatini toping.
A)   B)  
C)   D)  
4. Tenglamani yeching:  
A)   B)   C)   D)
5.   funksiya berilgan.   ni toping.
A)   B)   C)   D)  
6. Agar   funksiyaning grafigi M(–2;8) nuqta orqali o’tsa, k koeffitsiyentning qiymatini toping.
A)   B)   C) 5,7 D)  
7. Hisoblang:  
A)   B)   C)   D)  
8. Ifodaning qiymatini toping:  
A)   B)   C) 6 D)  
9. b ning qanday qiymatlarida   tenglama chala kvadrat tenglama bo’ladi.
A)   B)   C) D)
10.   tenglama ildizlaridan biri 7,5 ga teng bo’lsa, c ni toping.
 A)   B)   C)   D)  
11.   tenglamaning ildizlari x1 va x2 bo’lsa,   ifodaning qiymatini toping.
A)   B)   C)   D)  
12. To’g’ri to’rtburchakning diagonali uning bir tomonidan 1,25 marta katta va ikkinchi tomonidan esa 8 sm ga katta. To’g’ri to’rtburchakning yuzini toping.
A) 240 sm2 B) 260 sm2 C) 340 sm2 D) 192 sm2
13. Rombning bir tomoni uning diagonallari bilan 2:7 kabi nisbatdagi burchaklar hosil qiladi. Rombning burchaklarini toping.
A) 300; 1500 B) 400; 1400 C) 800; 1000 D) 700; 1100
14. Teng tomonli uchburchakning perimetri 48 sm ga teng. Uchburchakning o’rta chizig’ini toping.
A) 8 sm B) 7 sm C) 6 sm D) 24 sm
15. Qavariq o’nikkiburchakning nechta diagonali bor?
A) 170 B) 108 C) 54 D) 60
16. ABCD to’g’ri burchakli trapetsiyada BC AD, BAD = 900, BD diagonal esa ADC burchakni teng ikkiga bo’ladi. Agar BC = a, BCD = 1200 bo’lsa, trapetsiyaning o’rta chizig’ini toping.
A)   B)   C)   D)  
17. a = 3 sm, b = 6 sm, c = 9 sm bo’lgan kesmalar berilgan. Agar   bo’lsa, d kesmaning uzunligini toping. 
A) 18 sm B) 16 sm C) 15 sm D) 17 sm
18. Parallelogrammning yuzi 144 sm2, balandliklari 8 sm va 12 sm bo’lsa, uning perimetrini toping.
A) 40 sm B) 30 sm C) 80 sm D) 60 sm
19. Ko’paytuvchilarga ajrating:  
A)   B)  
C)   D)  
20. Ko’paytuvchilarga ajrating:  
A)   B)  
C)   D)  
21. Kasrni qisqartiring:  
A)   B)   C)   D)  
22. Agar   bo’lsa,   ifodaning son qiymatini toping.
A)   B)   C)   D)  
23. ∆ABC uchburchakning AB tomoni 17 sm, AC tomoni AB tomondan ikki marta katta, BC tomon esa AC tomondan 10 sm ga kichik. ∆ABC uchburchakning perimetrini toping.
A) 95 sm B) 61 sm C) 75 sm D) 65 sm
24. AB va CD kesmalar AB kesmaning o’rtasi bo’lgan O nuqtada kesishadi, bunda  OAD= OBC. Agar CD=26 sm, AD=15 sm bo’lsa, BC ni toping.
A) 13 sm B) 14 sm C) 15 sm D) 30 sm
25. To’g’ri to’rtburchakning bir tomoni  , ikkinchi tomoni undan   ga katta. To’g’ri to’rtburchakning perimetrini toping.
A)   B)   C)   D)  
26. ∆ABC uchburchakda  B burchak  A dan 3 marta kichik,  C dan esa 200 ga katta. Uchburchakning burchaklarini hisoblang.
A) 900; 300; 100 B) 1200; 400; 200 C) 1050; 350; 400 D) 1200; 400; 600
27.Agar   bo’lsa,   ifodaning son qiymatini toping.
A)   B) 1 C) 2 D)  
28. Olmalar quritilganda o’z og’irligining 84% ini yo’qotadi. 16 kg olma qoqisi olish uchun qancha olma kerak bo’ladi?
A) 100 kg B) 110 kg C) 32 kg D) 64 kg
29. Tenglamani yeching:  
A)   B)   C)   D)  
30. Amallarni bajaring:  
A)   B)   C)   D)  
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