8-sinf Matematika 3-chorak Aprel 14, 2021Aprel 20, 2021 da chop etilgan InfoMaster tomonidan 8-sinf Matematika 3-chorak ga fikr bildirilmagan. 65 OMAD YOR BO'LSIN! 8-sinf Matematika 3-chorak Testni Shirinboyev Temur tayyorladi. 1 / 25 To’g’ri burchakli uchburchakning katetlaridan biri 12 sm gipatenuzasi ikkinchi katetdan 6 sm uzun.Gipotenuzaning uzunligini toping : A) 17 B) 15 C) 16 D) 14 2 / 25 To’g’ri to’rtburchakning yuzi 400 ga,tomonlarining nisbati 4:1 ga teng. Shu to’g’ri to’rtburchakning perimetrini toping A) 200 B) 120 C) 100 D) 80 3 / 25 Asoslari 8 va 12 ga teng bo’lgan teng yonli trapetsiyaning diagonallari o’zaro perpendikulyar. Uning yuzini toping. A) 64 B) 76 C) 144 D) 100 4 / 25 Tenglamani yeching: A) 16 B) 32 C) 11 D) 20 5 / 25 Tengsizliklarni hadma-had ko’paytiring: 3,2>3,1 va 3>2 A) 9,6>6,2 B) -9,6<-6,2 C) 9,6>6 D) 9,6>6 6 / 25 Aylanani 2:7 nisbatda bo’luvchi vatarning uchlaridan ikkita urinma o’tkazilgan. Hosil bo’lgan uchburchakning burchaklarini toping ( gradusda ). A) 90, 40 , 60 B) 40, 40 , 100 C) 40, 90 , 200 D) 60, 40 , 100 7 / 25 (5;10)ni qo’sh tengsizlik ko’rinishida tasvirlang A) 510 B) T.J.Y C) 5<x <10 D) 5>x >10 8 / 25 Quyidagilardan qaysi biri chiziqli funksiyaga misol bo'ladi? A) y=2x+5 B) y=250 C) y=2x²+3 D) y=3x² 9 / 25 Quyidagi nuqtalardan qaysi biri y=3x+7 funksiyaga tegishli. A) (2;10) B) (3;5) C) (-1;4) D) (1;11) 10 / 25 S(t)=60t funksiya berilgan bo'lsa, S(3) ni toping. A) 20 B) 30 C) 90 D) 180 11 / 25 y=3x funksiyaning x=3 bo`lganda y ning unga mos qiymatni toping. A) y=3 B) y=9 C) y=1/3 D) y=6 12 / 25 Olti burchakning ichki burchaklari yig`indisini toping. A) 720˚ B) 180˚ C) 360˚ D) 540˚ 13 / 25 y=kx+b funksiya qanday funksiyaga misol bo`ladi. A) chiziqli B) jadvalli C) grafikli D) formulali 14 / 25 To`g`ri to`rtburchakning 3 ta burchagi mos ravishda 400, 800, 1400 bo`lsa to`rtinchi burchagini toping. A) 120˚ B) 60˚ C) 100˚ D) 90˚ 15 / 25 Qavariq n burchak ichki burchaklarning yig`indisi qaysi formula yordamida topiladi? A) n-2/n B) 180(n-2)/n C) 180(n-2) D) 180(n-3) 16 / 25 Ta'rifni to'ldiring. Tamonlari teng bo'lgan parallelogramm .... deb ataladi. A) Romb B) Uchburchak C) Trapetsiya D) Parallelogramm 17 / 25 Funksiya y=x+2 formula bilan berilgan bo'lsa, M(0;2) nuqta shu funksiyaga tegishlimi? A) tegishli emas B) tegishli 18 / 25 x ning qanday qiymatlarida kasrlar yig`indisidan kichik bo`ladi? A) x<-3,2 B) x>-3,3 C) x>3,3 D) x<3,2 19 / 25 (x,y ) sonlar juftligi sistemaning yechimi bo`lsa, y*x ni aniqlang A) 6 B) 5 C) -4 D) -5 20 / 25 7x+53(x-1)-4x tengsizlikning yechimi bo`ladigan eng kichik butun sonni toping. A) x=1 B) x=-1 C) x=-2 D) x=2 21 / 25 Ikki xonali sonning raqamlari yig`indisi 9 ga teng. Shu raqamlar bilan teskari tartibda yozilgan son berilgan sondan 27 ta ortiq. Berilgan sonni toping. A) 26 B) 72 C) 20 D) 36 22 / 25 Tengsizliklar sistemasining yechimi bo`ladigan eng kichik butun sonni toping: A) x=7 B) x=-6 C) x=6 D) x=-7 23 / 25 Tengsizlikni yeching: 4(x-1)+5(x+1)<6(x+2)+7(x-1) A) x<-6 B) x>1 C) x>-1 D) x<-1 24 / 25 Tengsizliklar sistemasining yechimi bo`ladigan eng katta butun sonni toping: A) x=3 B) x=-2 C) x=-1 D) x=1 25 / 25 a ning qanday qiymatlarida tenglamalar sistemasi yechimga ega bo`lmaydi. A) -3 B) 1 C) 0 D) 2 0% Testni qayta ishga tushiring Baholash mezoni 86%-100% 5 baho 71%-85% 4 baho 56%-70% 3 baho 55% va kamiga 2 baho Fikr-mulohaza yuboring Author: InfoMaster Matematika choraklik Teglar:8-sinf, matematika